KOMET BASS Catalog v2classic.komet.com/pdf/BASS/KOMET_BASS_Catalog.pdf · TAPPING TECHNOLOGY 2 New...

TAPPING TECHNOLOGY

High Precision Machine Taps & Roll Form Taps

06-12

TAPPING TECHNOLOGY

2

New Stock Program

BASS brand HSSE machine taps and roll form taps.

Offered by KOMET Group® to our North American customers.

Manufactured according to the highest quality standards, BASS threading tools are designed to:

• Reduce the cost per thread; • Maximize the end-product quality;• Optimize the threading process.

Complete range of HSSE and HSSE powdered metal (PM) grade taps and roll form taps available as a complement to our JEL® brand of solid carbide threading and milling tools.

Contact KOMET or your local KOMET Distributor for more information.

3

Index

Product Descriptions & Glossary 4 - 5

Bass HSSE Machine and Roll Form TapsTool Selection / Cutting Recommendations 6 - 9

Stock ProgramMachine Taps / Roll Form Taps 10 - 25

M - Metric Thread 10 - 14

MF - Metric Fine Thread 15 - 16

UNC - Unifi ed Coarse Thread 17 - 20

UNF - Unifi ed Fine Thread 21 - 24

NPT / NPTF 25

Bore Hole Diameter Charts 26 - 35

VARIANT

• Straight fl utes and spiral point• Chamfer form B / 3.5 – 5.5 threads

• For through holes• Forward chip evacuation

VARIO

• Straight fl utes• Chamfer form C / 2 – 3 threads• Chamfer form E / 1.5 – 2 threads

• For through and blind holes• For short chip material

AVANT

• Spiral fl ute 12° – 20°• Chamfer form C / 2 – 3 threads• Chamfer form E / 1.5 – 2 threads

• For blind holes, thread depth up to 2xD • Backwards chip evacuation

DOMINANT

• Spiral fl ute 38° – 45°• Chamfer form C / 2 – 3 threads• Chamfer form E / 1.5 – 2 threads

• For blind holes, thread depth up to 3xD • Backwards chip evacuation

DURAMAX

• With or without coolant holes• Chamfer form C / 2 – 3 threads• Chamfer form E / 1.5 – 2 threads

• For through and blind holes • For formable material up to 1,200 N/mm2

TAPPING TECHNOLOGY

4

Machine Taps Description

Roll Form Taps Description

Materials

HSSE High speed steel

HSSE-PM Powdered metal

Coatings and Surface Finishes

HL Titanium aluminum nitride + WC/C - tungsten carbide - carbon coated Dark gray

TICN Titanium carbo-nitride coated Blue-ish gray

TIN Titanium nitride coated Gold

VAP Vaporized Black

Other Abbreviations

AK Optimized shank for minimum quantity lubricant

AZ Interrupted threads

FL With long fl utes

HK With high core

KA Axial coolant

KR Radial coolant

LH Left hand

LSP Left spiral fl ute

MKR Radial interior coolant for minimum quantity lubricant

RSP Right spiral fl ute

SL With long shank

SR With short shank

1 Reinforced shank

2 Reduced shank

h6 Shank tolerance

Applications

GAL For aluminum alloys

GG For gray cast iron

H For high alloy materials

HO For high alloy materials, without fl utes

HZ For tough materials

MHST For synchronized tapping

MS For short chipping brass

N For normal materials

NO For normal materials, without fl utes

NI For nickel and nickel alloys

SH For hardened materials >HRC 48

TIH For titanium and nickel alloys and for high resistant materials

VA For stainless steel

W For soft materials

WM No.1 with cylindrical pilot

5

Glossary of Abbreviations

Through hole

VARIANTN

VARIANTN

VARIANTH

VARIANTH

VARIANTH

VARIANTH

VARIANTH

VARIANTVA

VARIANTVA

HSSETIN

HSSE HSSEVAP

HSSETIN

HSSEKR TINHSSE

TICNHSSE HSSE

VAPHSSE

Application Material Examples N/mm2 HB HRC vc ft/min (SFM)

1 Steel materials1.1 Magnetic soft steel FeP01 > 100 < 450 65 - 100 32 - 50

1.2Construction steel / case hardening steel En40B > 300 < 700 32 - 65 65 - 100 32 - 65

1.3 Carbon steel 080M46 > 400 < 950 32 - 65 65 - 100 32 - 65 32 - 65 65 - 100 65 - 100 65 - 100 32 - 65 32 - 651.4 Alloyed / heat-treatable steel En19A > 450 < 950 32 - 50 32 - 50 50 - 115 50 - 115 50 - 115 32 - 50 32 - 501.5 Alloyed steel BD2 > 800 < 1250 > 235 < 370 > 22 < 40 16 - 32 32 - 65 32 - 65 32 - 65 16 - 321.6 Alloyed steel En19A > 1100 < 1400 > 325 < 410 > 34 < 45 10 - 261.7 Alloyed steel 251A58 > 1200 < 1550 > 350 < 455 > 39 < 481.8 Hardened steel 708A30 > 1600 < 2000 > 470 < 590 > 48 < 561.9 Hardened steel BA2 > 56 < 632 Stainless steel2.1 Ferritic / martensitic steel 420S37 > 450 < 1200 13 - 20 20 - 40 20 - 40 13 - 202.2 Austenitic steel 320S18 > 400 < 950 10 - 26 20 - 40 20 - 40 10 - 262.3 High temperature steel 301S81 > 850 < 1550 > 250 < 455 > 25 < 48 3 - 13 10 - 20 10 - 20 3 - 133 Cast iron3.1 Grey cast iron EN-GJL-200 > 150 < 1000 > 100 < 3003.2 Cast iron with nodular graphite Grade420/12 > 350 < 1000 > 100 < 350 32 - 82 32 - 82 32 - 823.3 Malleable cast iron EN-GJMB-350-10 > 300 < 700 > 100 < 200 50 - 82 50 - 82 50 - 82

3.4Cast iron with vermicular graphite EN-GJV-300 > 700 < 1000 > 200 < 300 > 20 < 32 16 - 50

4 Copper4.1 Copper non-alloyed Cu-ETP-2 C 101 > 200 < 400 > 60 < 120 20 - 32 32 - 82 32 - 82 20 - 324.2 Brass (short chipping) CZ 120 > 350 < 700 > 100 < 2004.3 Brass (long chipping) CZ 108 > 150 < 700 > 45 < 200 50 - 115 50 - 115 50 - 115

4.4Copper-alu-nickel alloyed(short chipping) CN 102 > 150 < 700 > 45 < 200

4.5Copper-alu-nickel alloyed(long chipping) CA 104 > 500 < 750 > 150 < 220 20 - 40 40 - 65 40 - 65 50 - 82 32 - 50

4.6Special copper alloyed ≤ Ampco 20 CA 105 > 550 < 650 > 160 < 190

4.7Special copper alloyed≥ Ampco 21 AMPCO 21 > 700 < 1500 > 200 < 440 > 21 < 47

5 Aluminum / Magnesium5.1 Alu wrought alloy Si ≤0,5% 1B > 100 < 700 > 30 < 200 32 - 82 32 - 825.2 Alu alloyed Si ≤6% LM22 > 150 < 700 > 45 < 200 32 - 82 50 - 130 32 - 825.3 Alu alloyed Si >6% LM9 > 150 < 900 > 45 < 265 50 - 130 32 - 825.4 Magnesium wrought alloyed MAG 101 > 150 < 500 > 45 < 150 65 - 1006 Titanium6.1 Titanium non-alloyed TA.2 > 300 < 700 > 90 < 200 16 - 326.2 Titanium alloyed TA.10 > 450 < 900 > 135 < 265 > 14 < 276.3 Titanium alloyed TA.10 > 900 < 1250 > 265 < 370 > 27 < 407 Nickel7.1 Nickel non-alloyed BS3072: NA11 > 400 < 600 > 120 < 175 26 - 507.2 Nickel alloyed BS3072: NA13 > 400 < 1200 > 120 < 350 > 12 < 397.3 Nickel alloyed INCONELalloy718 > 1200 < 1550 > 350 < 455 > 39 < 488 Synthetics8.1 Thermoplastic (long chipping) Styreme > 20 < 80 32 - 82 32 - 82 32 - 828.2 Duroplastic (short chipping) Toufnell > 80 < 1108.3 Fiber-reinforced plastic Carbonfi bre > 800 < 1500 > 235 < 4409 Special materials9.1 Cobalt alloyed > 400 < 2000 > 120 < 5909.2 Tungsten alloyed > 1400 < 1800 > 410 < 530 > 44 < 529.3 TIC-hard material > 440 < 495 > 47 < 509.4 Graphite > 38 < 60

6

Tool Selection / Cutting Recommendations

Refer to pages 10–25 for more information on current stock items.

Highly recommendedRecommended

Through hole Blind and through hole Blind hole

VARIANTVA

VARIANTVA

VARIANT MHST

VARIANT MHST

VARIANTTiH

VARIANTTiH

VARIANTTiH

VARIANTNi

VARIOH

VARIOGG

VARIOGG

VARIOMs

AVANTH15

AVANTH15

AVANTH15

AVANTH15

AVANT H15 SL FL

AVANTH25

AVANTGAL15

TINHSSE

HLHSSE

TINHSSE-PM

KR TINHSSE-PM HSSE-PM

VAPHSSE-PM

TICNHSSE-PM HSSE-PM

KA TICN HSSE

TICNHSSE

KA TICN HSSE-PM HSSE HSSE

KAHSSE

TICNHSSE

KA TICN HSSE

KA HL SL FLHSSE

HL HSSE

KA TICN HSSE-PM

vc ft/min (SFM)

65 - 100 65 - 100 65 - 260 65 - 260

65 - 100 65 - 100 65 - 260 65 - 260 50 - 115 65 - 100

65 - 100 65 - 100 65 - 260 65 - 260 50 - 115 65 - 10050 - 115 50 - 115 50 - 147 50 - 147 50 - 115 32 - 50 32 - 50 50 - 115 50 - 115 50 - 115 50 - 115 50 - 11532 - 65 32 - 65 50 - 115 50 - 115 26 - 50 32 - 82 32 - 65 16 - 32 16 - 32 32 - 65 32 - 65 32 - 65 32 - 65 32 - 65

26 - 50 26 - 50 10 - 50 13 - 32 13 - 32 13 - 32 13 - 32 16 - 26 13 - 326 - 13

20 - 40 20 - 40 26 - 40 26 - 40 20 - 4020 - 40 20 - 40 26 - 50 26 - 50 20 - 4010 - 26 10 - 26 10 - 32 10 - 32 10 - 20

65 - 100 65 - 130 65 - 195 65 - 100 65 - 100 65 - 10026 - 65 26 - 65 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 32 - 82 32 - 82 32 - 82 32 - 8250 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82

16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50

32 - 82 32 - 82 65 - 100 65 - 100 20 - 32 20 - 3250 - 115 50 - 115 65 - 195 65 - 195 32 - 115 50 - 115 50 - 115 50 - 11550 - 115 50 - 115 65 - 165 65 - 165 50 - 115 32 - 82 32 - 82 50 - 115 50 - 115 50 - 115 50 - 115

32 - 65 50 - 100 50 - 100 16 - 32 32 - 65 32 - 65 16 - 50 16 - 50 16 - 50 32 - 65 32 - 65 32 - 65

50 - 82 50 - 82 50 - 82 32 - 50 50 - 82 50 - 82 32 - 50 32 - 50 50 - 82 50 - 82 50 - 82

10 - 26 16 - 40 26 - 40 26 - 40 26 - 40 26 - 40 26 - 40 26 - 40

50 - 13050 - 130 50 - 130 65 - 195 65 - 195 50 - 115 50 - 13050 - 130 50 - 130 65 - 195 65 - 195 50 - 115 50 - 130

82 - 130 82 - 130 50 - 82 82 - 115 82 - 115 82 - 115 82 - 115 82 - 115 82 - 115 82 - 115

13 - 26 16 - 3213 - 26 16 - 406 - 13 6 - 13

26 - 50 32 - 82 32 - 8210 - 20 13 - 26 13 - 26 10 - 20

6 - 10

32 - 82 50 - 100 50 - 10016 - 50 16 - 50 16 - 50 16 - 50

10 - 32 10 - 32 10 - 32

3 - 66 - 10

16 - 50

TAPPING TECHNOLOGY

7Highly recommendedRecommended

Blind hole

AVANTTiH13

AVANTTiH13

AVANTNi13

DOMINANT N38

DOMINANT N38

DOMINANT HZ38

DOMINANT HZ38

DOMINANT HZ38

DOMINANT HZ38

VAPHSSE-PM

TICNHSSE-PM HSSE-PM HSSE

TINHSSE HSSE

VAPHSSE

TINHSSE

TICNHSSE

Application Material Examples N/mm2 HB HRC vc ft/min (SFM)

1 Steel materials1.1 Magnetic soft steel FeP01 > 100 < 450 65 - 100

1.2Construction steel / case hardening steel En40B > 300 < 700 32 - 65 65 - 100 32 - 65 32 - 65 65 - 100

1.3 Carbon steel 080M46 > 400 < 950 32 - 65 65 - 100 32 - 65 32 - 65 65 - 1001.4 Alloyed / heat-treatable steel En19A > 450 < 950 32 - 50 32 - 50 50 - 115 50 - 1151.5 Alloyed steel BD2 > 800 < 1250 > 235 < 370 > 22 < 40 32 - 82 16 - 32 32 - 65 32 - 651.6 Alloyed steel En19A > 1100 < 1400 > 325 < 410 > 34 < 45 10 - 32 13 - 321.7 Alloyed steel 251A58 > 1200 < 1550 > 350 < 455 > 39 < 48 6 - 131.8 Hardened steel 708A30 > 1600 < 2000 > 470 < 590 > 48 < 561.9 Hardened steel BA2 > 56 < 632 Stainless steel2.1 Ferritic / martensitic steel 420S37 > 450 < 1200 13 - 26 20 - 402.2 Austenitic steel 320S18 > 400 < 950 13 - 26 20 - 402.3 High temperature steel 301S81 > 850 < 1550 > 250 < 455 > 25 < 48 10 - 203 Cast iron3.1 Grey cast iron EN-GJL-200 > 150 < 1000 > 100 < 3003.2 Cast iron with nodular graphite Grade420/12 > 350 < 1000 > 100 < 350 50 - 82 32 - 823.3 Malleable cast iron EN-GJMB-350-10 > 300 < 700 > 100 < 200 50 - 82 50 - 82

3.4Cast iron with vermicular graphite EN-GJV-300 > 700 < 1000 > 200 < 300 > 20 < 32 16 - 50 16 - 50

4 Copper4.1 Copper non-alloyed Cu-ETP-2 C 101 > 200 < 400 > 60 < 120 13 - 26 32 - 824.2 Brass (short chipping) CZ 120 > 350 < 700 > 100 < 2004.3 Brass (long chipping) CZ 108 > 150 < 700 > 45 < 200 32 - 82 50 - 115 32 - 82 50 - 115

4.4Copper-alu-nickel alloyed(short chipping) CN 102 > 150 < 700 > 45 < 200 32 - 65

4.5Copper-alu-nickel alloyed(long chipping) CA 104 > 500 < 750 > 150 < 220 50 - 82 32 - 50 32 - 50 50 - 82 50 - 82

4.6Special copper alloyed ≤ Ampco 20 CA 105 > 550 < 650 > 160 < 190 16 - 40

4.7Special copper alloyed≥ Ampco 21 AMPCO 21 > 700 < 1500 > 200 < 440 > 21 < 47 3 - 6

5 Aluminum / Magnesium5.1 Alu wrought alloy Si ≤0,5% 1B > 100 < 700 > 30 < 200 32 - 825.2 Alu alloyed Si ≤6% LM22 > 150 < 700 > 45 < 200 32 - 82 50 - 1305.3 Alu alloyed Si >6% LM9 > 150 < 900 > 45 < 265 32 - 65 50 - 1305.4 Magnesium wrought alloyed MAG 101 > 150 < 500 > 45 < 150 82 - 1156 Titanium6.1 Titanium non-alloyed TA.2 > 300 < 700 > 90 < 200 16 - 326.2 Titanium alloyed TA.10 > 450 < 900 > 135 < 265 > 14 < 27 13 - 26 16 - 406.3 Titanium alloyed TA.10 > 900 < 1250 > 265 < 370 > 27 < 40 6 - 13 6 - 137 Nickel7.1 Nickel non-alloyed BS3072: NA11 > 400 < 600 > 120 < 1757.2 Nickel alloyed BS3072: NA13 > 400 < 1200 > 120 < 350 > 12 < 39 10 - 207.3 Nickel alloyed INCONELalloy718 > 1200 < 1550 > 350 < 455 > 39 < 48 6 - 108 Synthetics8.1 Thermoplastic (long chipping) Styreme > 20 < 80 32 - 82 32 - 828.2 Duroplastic (short chipping) Toufnell > 80 < 1108.3 Fiber-reinforced plastic Carbonfi bre > 800 < 1500 > 235 < 4409 Special materials9.1 Cobalt alloyed > 400 < 2000 > 120 < 590 3 - 69.2 Tungsten alloyed > 1400 < 1800 > 410 < 530 > 44 < 52 6 - 109.3 TIC-hard material > 440 < 495 > 47 < 509.4 Graphite > 38 < 60

8

Tool Selection / Cutting Recommendations

Refer to pages 10–25 for more information on current stock items.

Highly recommendedRecommended

Blind hole Blind and through hole

DOMINANT VA45

DOMINANT VA45

DOMINANT VA45

DOMINANT VA45

DOMINANT VA45

DOMINANT MHST45

DOMINANT MHST45

DOMINANT MHST45

DURAMAXN

DURAMAXN

DURAMAX NO

DURAMAX NO

DURAMAXH

DURAMAXH

DURAMAXH

DURAMAX HO

DURAMAX GAL

DURAMAX GAL

HSSEVAP

HSSETIN

HSSEHL

HSSEKA HLHSSE

HK TINHSSE-PM

HK HLHSSE-PM

KA HK HLHSSE-PM HSSE

TINHSSE HSSE

TINHSSE

TINHSSE-PM

KA TINHSSE-PM

KR TINHSSE-PM

TINHSSE-PM

MKR HL HSSE-PM

MKR AK HL HSSE-PM

vc ft/min (SFM) vc ft/min (SFM)

32 - 50 65 - 100 65 - 100 65 - 100 65 - 195 65 - 195 65 - 195 65 - 100 65 - 100 65 - 100 65 - 100 65 - 100 65 - 100

32 - 65 65 - 100 65 - 100 65 - 100 65 - 195 65 - 195 65 - 195 65 - 165 65 - 165 65 - 165 65 - 165 65 - 165 65 - 165

32 - 65 32 - 65 65 - 100 65 - 100 65 - 100 65 - 195 65 - 195 65 - 195 65 - 100 65 - 100 65 - 100 65 - 100 65 - 100 65 - 10032 - 50 32 - 50 50 - 115 50 - 115 50 - 115 50 - 147 50 - 147 50 - 147 50 - 100 50 - 100 50 - 100 50 - 100 50 - 100 50 - 10016 - 32 16 - 32 32 - 65 32 - 65 32 - 65 50 - 115 50 - 115 50 - 115 32 - 65 32 - 65 32 - 65 32 - 65 32 - 65 32 - 65

16 - 26 16 - 26 16 - 26 26 - 40 26 - 40 26 - 40

13 - 20 20 - 40 20 - 40 20 - 40 26 - 40 26 - 40 26 - 40 20 - 40 20 - 40 20 - 40 20 - 40 20 - 40 20 - 4013 - 26 20 - 40 20 - 40 20 - 40 26 - 50 26 - 50 26 - 50 26 - 40 26 - 40 26 - 40 26 - 40 26 - 40 26 - 40

10 - 20 10 - 20 10 - 20 10 - 32 10 - 32 10 - 32 13 - 32 13 - 32 13 - 32 13 - 32 13 - 32 13 - 32

65 - 100 65 - 100 65 - 195 65 - 19526 - 50 26 - 50 26 - 50 50 - 82 50 - 82 50 - 8250 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82

13 - 32 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50

32 - 82 32 - 82 32 - 82 65 - 100 65 - 100 65 - 100 13 - 26 32 - 100 13 - 26 32 - 100 32 - 100 32 - 100 32 - 100 32 - 100

32 - 82 50 - 115 50 - 115 50 - 115 65 - 165 65 - 165 65 - 165 50 - 115 50 - 115 50 - 115 50 - 115 50 - 115 50 - 115

32 - 50 50 - 82 50 - 82

32 - 82 50 - 115 50 - 115 50 - 115 50 - 115 50 - 115 50 - 115 50 - 130 50 - 130 65 - 130 65 - 13032 - 82 50 - 130 50 - 130 50 - 130 65 - 195 65 - 195 65 - 195 32 - 82 65 - 130 32 - 82 65 - 130 65 - 130 65 - 130 65 - 130 65 - 130 65 - 130 65 - 13032 - 65 50 - 130 50 - 130 50 - 130 65 - 195 65 - 195 65 - 195 50 - 130 50 - 130 50 - 130 50 - 130 50 - 130 50 - 130 50 - 130 50 - 130

16 - 32 32 - 50 32 - 50

26 - 50 26 - 50 26 - 50 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 8210 - 20 10 - 20 13 - 26 13 - 26

32 - 82 32 - 82

TAPPING TECHNOLOGY

9Highly recommendedRecommended

VARIANT 1 VA HLDimensions: DIN 371Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type

Ød1 P l1 l2 l3 Ød2 a Part Number

M 5 0.8 70 14 25 6 4.9 4.2 022978

M 6 1 80 16 30 6 4.9 5 022979

M 8 1.25 90 18 35 8 6.2 6.8 022980

M 10 1.5 100 20 39 10 8 8.5 022981

VARIANT 2 VA HLDimensions: DIN 376Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type


M 12 1.75 110 24 – 9 7 10.2 023819

M 16 2 110 27 – 12 9 14 024313

TAPPING TECHNOLOGY

10

All dimensions are in mm

Refer to BASS catalog for additional cutting materials, sizes and coatings.Contact your local KOMET representative for pricing and availability.

M Machine Taps

60°P

60°P

VARIO 1 GG TICNDimensions: DIN 371Tool Material: HSSEThread Tolerance: 6HXShank Tolerance: h9Chamfer: C / 2-3Bore Type


M 5 0.8 70 14 25 6 4.9 4.2 103943

M 6 1 80 16 30 6 4.9 5 103944

M 8 1.25 90 18 35 8 6.2 6.8 103946

M 10 1.5 100 20 39 10 8 8.5 103939

VARIO 1 GG KA TICNDimensions: DIN 371Tool Material: HSSE-PMThread Tolerance: 6HXShank Tolerance: h9Chamfer: E / 1.5-2Bore Type


M 6 1 80 16 30 6 4.9 5 107327

M 7 1.25 90 18 35 8 6.2 6.8 107328

M 10 1.5 100 20 39 10 8 8.5 107326



M 12 1.75 110 24 – 9 7 10.2 105180

M 16 2 110 27 – 12 9 14 105182

TAPPING TECHNOLOGY

11Refer to BASS catalog for additional cutting materials, sizes and coatings.

Contact your local KOMET representative for pricing and availability.


M Machine Taps

60°P

60°P

60°P

DOMINANT 1 VA45 HLDimensions: DIN 371Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: C / 2-3Bore Type


M 5 0.8 70 9 25 6 4.9 4.2 013758

M 6 1 80 10 30 6 4.9 5 013764

M 8 1.25 90 13 35 8 6.2 6.8 013765

M 10 1.5 100 15 39 10 8 8.5 013766



M 12 1.75 110 18 – 9 7 10.2 013782

M 16 2 110 20 – 12 9 14 013788

TAPPING TECHNOLOGY

12



M Machine Taps

60°P

60°P

DOMINANT 1 VA45 HLDimensions: DIN 371Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: E / 1.5-2Bore Type


M 5 0.8 70 9 25 6 4.9 4.2 024675

M 6 1 80 10 30 6 4.9 5 024676

M 8 1.25 90 13 35 8 6.2 6.8 023066

M 10 1.5 100 15 39 10 8 8.5 024194

DOMINANT 2 VA45 HLDimensions: DIN 376Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: E / 1.5-2Bore Type


M 16 2 110 20 – 12 9 14 107474

TAPPING TECHNOLOGY




60°P

M Machine Taps

60°P

DURAMAX 1 N TINDimensions: DIN 2174Tool Material: HSSEThread Tolerance: 6HXShank Tolerance: h9Chamfer: C / 2-3Bore Type


M 5 0.8 70 14 25 6 4.9 4.65 106550

M 6 1 80 16 30 6 4.9 5.55 106552

M 8 1.25 90 18 35 8 6.2 7.45 106555

M 10 1.5 100 20 39 10 8 9.35 106541

DURAMAX 1 N TINDimensions: DIN 371Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: E / 1.5-2Bore Type


M 5 0.8 70 14 25 6 4.9 4.65 106510

M 6 1 80 16 30 6 4.9 5.55 106511

M 8 1.25 90 18 35 8 6.2 7.45 106512

M 10 1.5 100 20 39 10 8 9.35 106507



M 12 1.75 110 24 – 9 7 11.2 106755

M 16 2 110 27 – 12 9 15.1 106758

TAPPING TECHNOLOGY

14



M Roll Form Taps

60°P

60°

60°

P

P



M 10 1 90 18 – 7 5.5 9 105245

M 12 1.5 100 22 – 9 7 10.5 002495

M 14 1.5 100 22 – 11 9 12.5 105249

M 16 1.5 100 22 – 12 9 14.5 004187

VARIANT 2 VA TINDimensions: DIN 374Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type


M 8 1 90 18 – 6 4.9 7 004092

M 10 1 90 18 – 7 5.5 9 004093

M 14 1.5 100 22 – 9 7 10.5 004094

M 12 1.5 100 22 – 11 9 12.5 004095

M 16 1.5 100 22 – 12 9 14.5 004096

TAPPING TECHNOLOGY




MF Machine Taps

60°P

60°P



M 8 1 90 18 – 6 4.9 7.55 106838

M 10 1 90 18 – 7 5.5 9.55 106824

M 12 1.5 100 22 – 9 7 11.35 106828

M 14 1.5 100 22 – 11 9 13.35 106830

M 16 1.5 100 22 – 12 9 15.35 106833



M 8 1 90 13 – 6 4.9 7 023356

M 10 1 90 12 – 7 5.5 9 023357

M 12 1.5 100 15 – 9 7 10.5 023358

M 14 1.5 100 15 – 11 9 12.5 021645

M 16 1.5 100 15 – 12 9 14.5 023359

TAPPING TECHNOLOGY

16



MF Roll Form Taps

60°P

60°P

MF Machine Taps

VARIANT 1 VA TINDimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type


UNC No10 24 70 14 25 6 4.9 3.9 005222

UNC 1/4” 20 80 16 30 7 5.5 5.1 005223

UNC 5/16” 18 90 18 35 8 6.2 6.6 005224

UNC 3/8” 16 100 20 39 10 8 8 005225



UNC 1/2” 13 110 24 – 9 7 10.8 005226

UNC 5/8” 11 110 27 – 12 9 13.5 005227

UNC 3/4” 10 125 32 – 14 11 16.5 005228

TAPPING TECHNOLOGY



All dimensions are in mm unless otherwise noted.

UNC Machine Taps

60°P

60°P

VARIO 1 GG TICNDimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 2BXShank Tolerance: h9Chamfer: C / 2-3Bore Type


UNC 1/4” 20 80 16 30 7 5.5 5.1 038709

UNC 5/16” 18 90 18 35 8 6.2 6.6 029297

UNC 3/8” 16 100 20 39 10 8 8 025300



UNC 1/2” 13 110 24 – 9 7 10.8 105293

UNC 5/8” 11 110 27 – 12 9 13.5 017232

UNC 3/4” 10 125 32 – 14 11 16.5 038710

TAPPING TECHNOLOGY

18



60°P

UNC Machine Taps

60°P

DOMINANT 1 VA45 HLDimensions: DIN 2184Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: C / 2-3Bore Type


UNC No10 24 70 9 25 6 4.9 3.9 028946

UNC 1/4” 20 80 10 30 7 5.5 5.1 021509

UNC 5/16” 18 90 13 35 8 6.2 6.6 021513

UNC 3/8” 16 100 15 39 10 8 8 021514

DOMINANT 2 VA45 HLDimensions: DIN 2184Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: C / 2-3Bore Type


UNC 7/16” 14 100 15 – 8 6.2 9.4 021515

UNC 1/2” 13 110 18 – 9 7 10.8 021516

UNC 5/8” 11 110 20 – 12 9 13.5 021517

UNC 3/4” 10 125 25 – 14 11 16.5 021518

DOMINANT 1 VA45Dimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 3BShank Tolerance: h9Chamfer: C / 2-3Bore Type


UNC No10 24 70 9 25 6 4.9 3.9 024965

UNC 1/4” 20 80 10 30 7 5.5 5.1 024967

UNC 5/16” 18 90 13 35 8 6.2 6.6 024968

UNC 3/8” 16 100 15 39 10 8 8 024969

TAPPING TECHNOLOGY




UNC Machine Taps

60°P

60°P

60°P

DURAMAX 1 N TINDimensions: ~DIN 2174Tool Material: HSSEThread Tolerance: 2BXShank Tolerance: h9Chamfer: C / 2-3Bore Type


UNC No. 10 24 70 14 25 6 4.9 4.35 106620

UNC 1/4” 20 80 16 30 7 5.5 5.8 106617

UNC 5/16” 18 90 18 35 8 6.2 7.3 106619



UNC 7/16” 14 100 22 – 8 6.2 10.3 106875

UNC 1/2” 13 110 24 – 9 7 11.8 106872

TAPPING TECHNOLOGY

20



UNC Roll Form Taps

60°P

60°P

VARIANT 1 VADimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 3BShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type


UNF No10 32 70 14 25 6 4.9 4.1 025000

UNF 1/4” 28 80 16 30 7 5.5 5.5 025002

UNF 5/16” 24 90 18 35 8 6.2 6.9 025003

UNF 3/8” 24 90 18 39 10 8 8.5 025004



UNF No10 32 70 14 25 6 4.9 4.1 005245

UNF 1/4” 28 80 16 30 7 5.5 5.5 005244

UNF 5/16” 24 90 18 35 8 6.2 6.9 005246

UNF 3/8” 24 90 18 39 10 8 8.5 005247



UNF 7/16” 20 100 22 – 8 6.2 9.9 005248

UNF 1/2” 20 100 22 – 9 7 11.5 005249

UNF 5/8” 18 100 22 – 12 9 14.5 005250

UNF 3/4” 16 110 25 – 14 11 14.5 005251

TAPPING TECHNOLOGY




UNF Machine Taps

60°P

60°

60°

P

P



UNF 1/4” 28 80 16 30 7 5.5 5.5 035872

UNF 5/16” 24 90 18 35 8 6.2 6.9 103962

UNF 3/8” 24 90 18 39 10 8 8.5 108485



UNF 1/2” 20 100 22 – 9 7 11.5 105302

UNF 5/8” 18 100 22 – 12 9 14.5 038711

UNF 3/4” 16 110 25 – 14 11 17.5 108486

TAPPING TECHNOLOGY

22



UNF Machine Taps

60°

60°

P

P

DOMINANT 1 VA45 HLDimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: C / 2-3Bore Type


UNF No10 32 70 9 25 6 4.9 4.1 028948

UNF 1/4” 28 80 10 30 7 5.5 5.5 021547

UNF 5/16” 24 90 13 35 8 6.2 6.9 021548

UNF 3/8” 24 90 12 39 10 8 8.5 027334

DOMINANT 2 VA45 HLDimensions: ~DIN 374Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: C / 2-3Bore Type


UNF 7/16” 20 100 15 – 8 6.2 9.9 031214

UNF 1/2” 20 100 15 – 9 7 11.5 029009

UNF 5/8” 18 100 15 – 12 9 14.5 021553

UNF 3/4” 16 110 18 – 14 11 17.5 107460

DOMINANT 1 VA45Dimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 3BShank Tolerance: h9Chamfer: C / 2-3Bore Type


UNF No10 32 70 9 25 6 4.9 4.1 025031

UNF 1/4” 28 80 10 30 7 5.5 5.5 025032

UNF 5/16” 24 90 13 35 8 6.2 6.9 025033

UNF 3/8” 24 90 12 39 10 8 8.5 025034

TAPPING TECHNOLOGY




UNF Machine Taps

60°P

60°P

60°P



UNF No10 32 70 14 25 6 4.9 4.45 106654

UNF 1/4” 28 80 16 30 7 5.5 5.95 106650

UNF 5/16” 24 90 18 35 8 6.2 7.45 106658

UNF 3/8” 24 90 18 39 10 8 9.05 106652



UNF 7/16” 20 100 22 – 8 6.2 10.55 106891

UNF 1/2” 20 100 22 – 9 7 12.15 106888

TAPPING TECHNOLOGY

24



UNF Roll Form Taps

60°P

60°P

AVANT 2 VA15 VAPASME B1.20.1, tapered 1:16Tool Material: HSSEShank Tolerance: h9Chamfer: C / 2-3Bore Type


NPT 1/16” 27 80 13 – 8 6.2 6.15 107955

NPT 1/8” 27 90 13 – 11 9 8.4 107958

NPT 1/4” 18 100 22 – 14 11 11.1 107957

NPT 3/8” 18 110 20 – 16 12 14.3 107961

NPT 1/2” 14 125 26 – 18 14.5 17.9 107956

NPT 3/4” 14 140 26 – 22 18 23.2 107960

NPT 1” 11.5 150 32 – 28 22 29 107952

AVANT 2 VA15 VAPASME B1.20.3, tapered 1:16Tool Material: HSSEShank Tolerance: h9Chamfer: C / 2-3Bore Type


NPT 1/16” 27 80 13 – 8 6.2 6.1 107973

NPT 1/8” 27 90 13 – 11 9 8.4 107976

NPT 1/4” 18 100 22 – 14 11 11 107975

NPT 3/8” 18 110 20 – 16 12 14.3 107979

NPT 1/2” 14 125 26 – 18 14.5 17.6 107974

NPT 3/4” 14 140 26 – 22 18 23 107978

NPT 1” 11.5 150 32 – 28 22 29 107970

TAPPING TECHNOLOGYTAPPING TECHNOLOGY




NPT Machine Taps

NPTF Machine Taps

60°P

60°P

P

D1 in mm

min. max.

M 2 0.25 1.729 1.774 1.75

M 2.2 0.25 1.929 1.974 1.95

M 2.5 0.35 2.121 2.221 2.15

M 3 0.35 2.621 2.684 2.65

M 3.5 0.35 3.121 3.184 3.15

M 4 0.50 3.459 3.599 3.50

M 5 0.50 4.459 4.599 4.50

M 6 0.50 5.459 5.599 5.50

M 6 0.75 5.188 5.378 5.20

M 8 0.75 7.188 7.378 7.20

M 8 1.00 6.917 7.153 7.00

M 10 0.75 9.188 9.378 9.20

M 10 1.00 8.917 9.153 9.00

M 10 1.25 8.647 8.912 8.80

M 12 0.75 11.188 11.378 11.20

M 12 1.00 10.917 11.153 11.00

M 12 1.25 10.647 10.912 10.80

M 12 1.50 10.376 10.676 10.50

M 14 1.00 12.917 13.153 13.00

M 14 1.25 12.647 12.912 12.80

M 14 1.50 12.376 12.676 12.50

M 16 1.00 14.917 15.153 15.00

M 16 1.50 14.376 14.676 14.50

M 18 1.00 16.917 17.153 17.00

M 18 1.50 16.376 16.676 16.50

M 18 2.00 15.835 16.210 16.00

M 20 1.00 18.917 19.153 19.00

M 20 1.50 18.376 18.676 18.50

M 20 2.00 17.835 18.210 18.00

M 22 1.00 20.917 21.153 21.00

M 22 1.50 20.376 20.676 20.50

M 22 2.00 19.835 20.210 20.00

M 24 1.00 22.917 23.153 23.00

M 24 1.50 22.376 22.676 22.50

M 24 2.00 21.835 22.210 22.00

M 26 1.00 24.917 25.153 25.00

M 26 1.50 24.376 24.676 24.50

M 27 1.50 25.376 25.676 25.50

M 27 2.00 24.835 25.210 25.00

M 28 1.50 26.376 26.676 26.50

P

D1 in mm

min. max.

M 1 0.25 0.729 0.785 0.75

M 1.1 0.25 0.829 0.885 0.85

M 1.2 0.25 0.929 0.985 0.95

M 1.4 0.30 1.075 1.142 1.10

M 1.6 0.35 1.221 1.321 1.25

M 1.8 0.35 1.421 1.521 1.45

M 2 0.40 1.567 1.679 1.60

M 2.2 0.45 1.713 1.838 1.75

M 2.5 0.45 2.013 2.138 2.05

M 3 0.50 2.459 2.599 2.50

M 3.5 0.60 2.850 3.010 2.90

M 4 0.70 3.242 3.422 3.30

M 4.5 0.75 3.688 3.878 3.70

M 5 0.80 4.134 4.334 4.20

M 6 1.00 4.917 5.153 5.00

M 7 1.00 5.917 6.153 6.00

M 8 1.25 6.647 6.912 6.80

M 9 1.25 7.647 7.912 7.80

M 10 1.50 8.367 8.676 8.50

M 11 1.50 9.376 9.676 9.50

M 12 1.75 10.106 10.441 10.20

M 14 2.00 11.835 12.210 12.00

M 16 2.00 13.835 14.210 14.00

M 18 2.50 15.294 15.744 15.50

M 20 2.50 17.294 17.744 17.50

M 22 2.50 19.294 19.744 19.50

M 24 3.00 20.752 21.252 21.00

M 27 3.00 23.752 24.252 24.00

M 30 3.50 26.211 26.771 26.50

M 33 3.50 29.211 29.771 29.50

M 36 4.00 31.670 32.270 32.00

M 39 4.00 34.670 35.270 35.00

M 42 4.50 37.129 37.799 37.50

M 45 4.50 40.129 40.799 40.50

M 48 5.00 42.587 43.297 43.00

M 52 5.00 46.587 47.297 47.00

M 56 5.50 50.046 50.796 50.50

M 60 5.50 54.046 54.796 54.50

M 64 6.00 57.505 58.305 58.00

M 68 6.00 61.505 62.305 62.00

P

D1 in mm

min. max.

M 28 2.00 25.835 26.210 26.00

M 30 1.50 28.376 28.676 28.50

M 30 2.00 27.835 28.210 28.00

M 30 3.00 26.752 27.252 27.00

M 32 1.50 30.376 30.676 30.50

M 32 2.00 29.835 30.210 30.00

M 32 3.00 26.752 27.252 29.00

M 33 1.50 31.376 31.676 31.50

M 33 2.00 30.835 31.210 31.00

M 33 3.00 29.752 30.252 30.00

M 36 1.50 34.376 34.676 34.50

M 36 2.00 33.835 34.210 34.00

M 36 3.00 32.752 33.252 33.00

M 38 1.50 36.376 36.676 36.50

M 39 2.00 36.835 37.210 37.00

M 39 3.00 35.752 36.252 36.00

M 40 1.50 38.376 38.676 38.50

M 40 2.00 37.835 38.210 38.00

M 42 1.50 40.376 40.676 40.50

M 42 2.00 39.835 40.210 40.00

M 42 3.00 38.752 39.252 39.00

M 45 1.50 43.376 43.676 43.50

M 45 2.00 42.835 43.210 43.00

M 45 3.00 41.752 42.252 42.00

M 48 1.50 46.376 46.676 46.50

M 48 2.00 45.835 46.210 46.00

M 48 3.00 44.752 45.252 45.00

M 50 1.50 48.376 48.676 48.50

M 50 2.00 47.835 48.210 48.00

M 50 3.00 46.752 47.252 47.00

M 52 1.50 50.376 50.676 50.50

M 52 2.00 49.835 50.210 50.00

M 52 3.00 48.752 49.252 49.00

60°

P

D1

26

Bore Hole Diameters

ISO metric fi ne threadDIN 13 tol. 6H (P 0.25 = 5H acc. DIN ISO 965-1)

ISO metric coarse threadDIN 13 tol. 6H (M 1 - 1.4 = 5H acc. DIN ISO 965-1)

ISO metric fi ne threadDIN 13 tol. 6H (P 0.25 = 5H acc. DIN ISO 965-1)MFM MF

Metric threads

P

D1 in inch

min.2B / 3B

max.2B

max.3B

UNC No1 64 0.0561 1.582 0.0623 0.0610

UNC No2 56 0.0667 1.872 0.0737 0.0728

UNC No3 48 0.0764 2.146 0.0845 0.0827

UNC No4 40 0.0849 2.385 0.0939 0.0925

UNC No5 40 0.0979 2.697 0.1062 0.1043

UNC No6 32 0.1040 2.896 0.1140 0.1122

UNC No8 32 0.1300 3.531 0.1390 0.1378

UNC No10 24 0.1450 3.962 0.1560 0.1535

UNC No12 24 0.1710 4.597 0.1810 0.1772

UNC 1/4" 20 0.1960 5.258 0.2070 0.2008

UNC 5/16" 18 0.2520 6.731 0.2650 0.2598

UNC 3/8" 16 0.3070 8.153 0.3210 0.3150

UNC 7/16" 14 0.3600 9.550 0.3760 0.3701

UNC 1/2" 13 0.4170 11.024 0.4340 0.4252

UNC 9/16" 12 0.4720 12.446 0.4900 0.4803

UNC 5/8" 11 0.5270 13.868 0.5460 0.5315

UNC 3/4" 10 0.6420 16.840 0.6630 0.6496

UNC 7/8" 9 0.7550 19.761 0.7780 0.7677

UNC 1" 8 0.8650 22.606 0.8900 0.8760

UNC 1 1/8" 7 0.9700 25.349 0.9980 0.9843

UNC 1 1/4" 7 1.0950 28.524 1.1230 1.1024

UNC 1 3/8" 6 1.1950 31.115 1.2250 1.2106

UNC 1 1/2" 6 1.3200 34.290 1.3500 1.3386

UNC 1 3/4" 5 1.5340 39.827 1.5680 1.5551

UNC 2" 4.5 1.7590 45.593 1.7950 1.7717

UNC 2 1/4" 4.5 2.0090 51.943 2.0450 2.0276

UNC 2 1/2" 4 2.2290 57.582 2.2670 2.2520

UNC 2 3/4" 4 2.4790 63.932 2.5170 2.5000

UNC 3" 4 2.7290 70.282 2.7670 2.7520

P

D1 in inch

min.2B / 3B

max.2B

max.3B

UNF No0 80 0.0465 1.306 0.0514 0.0492

UNF No1 72 0.0580 1.613 0.0635 0.0610

UNF No2 64 0.0691 1.913 0.0753 0.0728

UNF No3 56 0.0797 2.197 0.0865 0.0846

UNF No4 48 0.0894 2.459 0.0968 0.0945

UNF No5 44 0.1004 2.741 0.1079 0.1063

UNF No6 40 0.1110 3.023 0.1190 0.1161

UNF No8 36 0.1340 3.607 0.1420 0.1378

UNF No10 32 0.1560 4.166 0.1640 0.1614

UNF No12 28 0.1770 4.724 0.1860 0.1811

UNF 1/4" 28 0.2110 5.588 0.2200 0.2165

UNF 5/16" 24 0.2670 7.036 0.2770 0.2717

UNF 3/8" 24 0.3300 8.636 0.3400 0.3346

UNF 7/16" 20 0.3830 10.033 0.3950 0.3898

UNF 1/2" 20 0.4460 11.608 0.4570 0.4528

UNF 9/16" 18 0.5020 13.081 0.5150 0.5079

UNF 5/8" 18 0.5650 14.681 0.5780 0.5709

UNF 3/4" 16 0.6820 17.678 0.6960 0.6890

UNF 7/8" 14 0.7980 20.676 0.8140 0.8031

UNF 1" 12 0.9100 23.571 0.9280 0.9154

UNF 1 1/8" 12 1.0350 26.746 1.0530 1.0433

UNF 1 1/4" 12 1.1600 29.921 1.1780 1.1614

UNF 1 3/8" 12 1.2850 33.096 1.3030 1.2894

UNF 1 1/2" 12 1.4100 36.269 1.4279 1.4173

60°

P

D1

TAPPING TECHNOLOGY

27

Unifi ed coarse threadASME B1.1

Unifi ed fi ne threadASME B1.1UNC UNF

American unifi ed threads

P

D1 in inch

min.2B / 3B

max.2B

max.3B

UN 1 1/8" 8 0.9900 1.0150 1.0047 1.0000

UN 1 1/4" 8 1.1150 1.1400 1.1297 1.1220

UN 1 3/8" 8 1.2400 1.2650 1.2547 1.2520

UN 1 1/2" 8 1.3650 1.3900 1.3797 1.3780

UN 1 5/8" 8 1.4900 1.5150 1.5047 1.5000

UN 1 3/4" 8 1.6150 1.6400 1.6297 1.6260

UN 1 3/4" 12 1.6600 1.6780 1.6698 1.6654

UN 1 7/8" 8 1.7400 1.7650 1.7547 1.7520

UN 2" 8 1.8650 1.8900 1.8797 1.8780

UN 2" 12 1.9100 1.9280 1.9198 1.9173

P

D1 in inch

min.2B / 3B

max.2B

max.3B

UNEF No12 32 0.1820 0.1900 0.1895 0.1850

UNEF 1/4" 32 0.2160 0.2240 0.2229 0.2185

UNEF 5/16" 32 0.2790 0.2860 0.2847 0.2795

UNEF 3/8" 32 0.3410 0.3490 0.3469 0.3425

UNEF 7/16" 28 0.3990 0.4070 0.4051 0.4016

UNEF 1/2" 28 0.4610 0.4700 0.4676 0.4646

UNEF 9/16" 24 0.5170 0.5270 0.5244 0.5197

UNEF 5/8" 24 0.5800 0.5900 0.5869 0.5827

UNEF 11/16" 24 0.6420 0.6520 0.6494 0.6457

UNEF 3/4" 20 0.6960 0.7070 0.7037 0.7008

UNEF 13/16" 20 0.7580 0.7700 0.7662 0.7638

UNEF 7/8" 20 0.8210 0.8320 0.8287 0.8268

UNEF 15/16" 20 0.8830 0.8950 0.8912 0.8858

UNEF 1" 20 0.9460 0.9570 0.9537 0.9488

UNEF 1 1/16" 18 1.0020 1.0150 1.0105 1.0079

UNEF 1 1/8" 18 1.0650 1.0780 1.0730 1.0709

UNEF 1 1/4" 18 1.1900 1.2030 1.1980 1.1929

UNEF 1 5/16" 18 1.2520 1.2650 1.2605 1.2579

UNEF 1 3/8" 18 1.3150 1.3280 1.3230 1.3189

UNEF 1 1/2" 18 1.4400 1.4520 1.4480 1.4449

60°

P

D1

28

Bore Hole Diameters

Unifi ed threadASME B1.1

Unifi ed extra fi ne threadASME B1.1UN UNEF

American unifi ed threads

P

D1 in mm

min. max.

EG M 2 0.40 2.087 2.177 2.10

EG M 2.5 0.45 2.597 2.697 2.65

EG M 3 0.50 3.108 3.220 3.15

EG M 3.5 0.60 3.630 3.755 3.70

EG M 4 0.70 4.152 4.292 4.20

EG M 5 0.80 5.174 5.344 5.25

EG M 6 1.00 6.217 6.407 6.30

EG M 7 1.00 7.217 7.407 7.30

EG M 8 1.25 8.217 8.483 8.40

EG M 9 1.25 9.217 9.483 9.40

EG M 10 1.50 10.324 10.560 10.50

EG M 11 1.50 11.324 11.560 11.50

EG M 12 1.75 12.379 12.644 12.50

EG M 14 2.00 14.433 14.733 14.50

EG M 16 2.00 16.433 16.733 16.50

EG M 18 2.50 18.541 18.986 18.80

EG M 20 2.50 20.541 20.896 20.80

P

D1 in mm

min. max.

EG M 8 1.00 8.217 8.407 8.30

EG M 10 1.00 10.217 10.407 10.30

EG M 10 1.25 10.217 10.483 10.40

EG M 12 1.00 12.217 12.407 12.30

EG M 12 1.25 12.271 12.483 12.40

EG M 12 1.50 12.324 12.560 12.50

EG M 14 1.25 14.271 14.483 14.40

EG M 14 1.50 14.324 14.560 14.50

EG M 16 1.50 16.324 16.560 16.50

EG M 18 1.50 18.324 18.560 18.50

EG M 20 1.50 20.324 20.560 20.50

EG M 22 1.50 22.324 22.560 22.50

EG M 24 1.50 24.324 24.560 24.50

P

D1 in inch

min. max.

EG UNF No2 64 0.0894 0.0947 0.0906

EG UNF No3 56 0.1029 0.1086 0.1063

EG UNF No4 48 0.1166 0.1229 0.1181

EG UNF No6 40 0.1435 0.1503 0.1457

EG UNF No8 36 0.1701 0.1771 0.1732

EG UNF No10 32 0.1968 0.2041 0.2008

EG UNF 1/4" 28 0.2577 0.2646 0.2598

EG UNF 5/16" 24 0.3215 0.3288 0.3248

EG UNF 3/8" 24 0.3840 0.3910 0.3858

EG UNF 7/16" 20 0.4483 0.4561 0.4528

EG UNF 1/2" 20 0.5108 0.5186 0.5157

EG UNF 9/16" 18 0.5745 0.5826 0.5787

EG UNF 5/8" 18 0.6370 0.6451 0.6398

EG UNF 3/4" 16 0.7635 0.7720 0.7677

EG UNF 7/8" 14 0.8905 0.8994 0.8957

EG UNF 1" 12 1.0181 1.0281 1.0236

P

D1 in inch

min. max.

EG UNC No1 64 0.0764 0.0823 0.0787

EG UNC No2 56 0.0899 0.0961 0.0925

EG UNC No3 48 0.1036 0.1104 0.1063

EG UNC No4 40 0.1175 0.1252 0.1220

EG UNC No5 40 0.1305 0.1373 0.1339

EG UNC No6 32 0.1448 0.1527 0.1496

EG UNC No8 32 0.1708 0.1781 0.1732

EG UNC No10 24 0.1990 0.2080 0.2047

EG UNC No12 24 0.2250 0.2340 0.2283

EG UNC 1/4" 20 0.2608 0.2704 0.2638

EG UNC 5/16" 18 0.3245 0.3342 0.3307

EG UNC 3/8" 16 0.3885 0.3987 0.3937

EG UNC 7/16" 14 0.4530 0.4639 0.4606

EG UNC 1/2" 13 0.5166 0.5273 0.5236

EG UNC 9/16" 12 0.5806 0.5918 0.5906

EG UNC 5/8" 11 0.6447 0.6564 0.6496

EG UNC 3/4" 10 0.7716 0.7838 0.7776

EG UNC 7/8" 9 0.8990 0.9119 0.9094

EG UNC 1" 8 1.0271 1.0421 1.0335

60°

P

D1

TAPPING TECHNOLOGY

29

ISO metric coarse thread EGDIN 8140

ISO metric fi ne thread EGDIN 8140

Unifi ed coarse thread EGASME B18.29.1 and BS 3409

Unifi ed fi ne thread EGASME B18.29.1 and BS 3409

EG M

EG MF

EG UNC

EG UNF

Helical coil threads for inserts

P

D1 in mm

min. max.

Rd 8 10 5.714 6.274 6.00

Rd 10 10 7.714 8.274 8.00

Rd 12 10 9.714 10.274 10.00

Rd 14 8 11.142 11.812 11.50

Rd 16 8 13.142 13.812 13.50

Rd 18 8 15.142 15.812 15.50

Rd 20 8 17.142 17.812 17.50

Rd 22 8 19.142 19.812 19.50

Rd 24 8 21.142 21.812 21.50

Rd 28 8 25.142 25.812 25.50

P

D1 in mm

min. max.

Tr 10 2 8.000 8.236 8.20

Tr 12 3 9.000 9.315 9.20

Tr 14 3 11.000 11.315 11.25

Tr 141 4 10.500 10.875 10.50

Tr 16 4 12.000 12.375 12.25

Tr 18 4 14.000 14.375 14.25

Tr 20 4 16.000 16.375 16.25

Tr 22 5 17.000 17.450 17.25

Tr 24 5 19.000 19.450 19.25

Tr 28 5 23.000 23.450 23.25

Tr 30 6 24.000 24.500 24.25

Tr 32 6 26.000 26.500 26.25

Tr 36 6 30.000 30.500 30.25

Tr 38 7 31.000 31.560 31.50

Tr 44 7 37.000 37.560 37.50

Tr 46 8 38.000 38.630 38.50

Tr 50 8 42.000 42.630 42.50

Tr 55 9 46.000 46.670 46.50

Tr 60 9 51.000 51.670 51.50

Tr 65 10 55.000 55.710 55.50

P

D1 in mm

min. max.

MJ 3 0.50 2.513 2.653 2.60

MJ 4 0.70 3.318 3.498 3.40

MJ 5 0.80 4.221 4.421 4.30

MJ 6 1.00 5.026 5.215 5.10

MJ 8 1.25 6.782 6.994 6.90

MJ 10 1.50 8.539 8.779 8.70

MJ 12 1.75 10.295 10.563 10.50

P

D1 in inch

min. max.

UNJF No4 48 0.0917 0.0971 0.0945

UNJF No6 40 0.1136 0.1201 0.1161

UNJF No8 36 0.1370 0.1442 0.1417

UNJF No10 32 0.1596 0.1674 0.1634

UNJF 1/4" 28 0.2152 0.2229 0.2205

UNJF 5/16" 24 0.2719 0.2799 0.2756

UNJF 3/8" 24 0.3344 0.3417 0.3386

UNJF 1/2" 20 0.4513 0.4591 0.4528

P

D1 in inch

min. max.

UNJC No4 40 0.0876 0.0941 0.0906

UNJC No6 32 0.1076 0.1157 0.1102

UNJC No8 32 0.1336 0.1417 0.1378

UNJC No10 24 0.1494 0.1600 0.1535

UNJC 1/4" 20 0.2013 0.2121 0.2047

UNJC 5/16" 18 0.2584 0.2690 0.2638

UNJC 3/8" 16 0.3141 0.3250 0.3189

UNJC 1/2" 13 0.4250 0.4367 0.4291

P

D1

30°

P

D1

30°

60°

P

D1

30

Bore Hole Diameters

Metric ISOtrapezoidal threads

Round threads

1 acc. DIN 103 editi on 1924

Metric ISO trapezoidal threadDIN 103 tol. 7H

Round thread DIN 405 tol. 7H

Tr

Rd

Aerospace threads

Metric coarse threadDIN ISO 5855

Unifi ed coarse threadASME B1.15 and ISO 3161

Unifi ed fi ne threadASME B1.15 and ISO 3161

MJ

UNJC

UNJF

P

D1 in inch

min. max.

G 1/8" 28 0.3372 0.3483 0.3465

G 1/4" 19 0.4506 0.4681 0.4646

G 3/8" 19 0.5886 0.6061 0.6004

G 1/2" 14 0.7335 0.7548 0.7480

G 5/8" 14 0.8105 0.8318 0.8268

G 3/4" 14 0.9495 0.9708 0.9646

G 7/8" 14 1.0975 1.1188 1.1122

G 1" 11 1.1926 1.2178 1.2106

G 1 1/8" 11 1.3756 1.4007 1.3976

G 1 1/4" 11 1.5335 1.5587 1.5551

G 1 1/2" 11 1.7656 1.7907 1.7815

G 1 3/4" 11 1.9995 2.0247 2.0079

G 2" 11 2.2306 2.2557 2.2441

G 2 1/4" 11 2.4706 2.4957 2.4803

G 2 1/2" 11 2.8435 2.8687 2.8543

G 2 3/4" 11 3.0935 3.1187 3.1102

G 3" 11 3.3435 3.3687 3.3583

G 3 1/2" 11 3.8335 3.8587 3.8465

G 4" 11 4.3335 4.3587 4.3504

P

D1 in inch

min. max.

BSW 1/8" 40 0.0929 0.1020 0.0984

BSW 3/16" 24 0.1341 0.1472 0.1417

BSW 1/4" 20 0.1860 0.2030 0.2008

BSW 5/16" 18 0.2410 0.2594 0.2559

BSW 3/8" 16 0.2950 0.3145 0.3110

BSW 7/16" 14 0.3461 0.3674 0.3622

BSW 1/2" 12 0.3932 0.4169 0.4134

BSW 5/8" 11 0.5086 0.5338 0.5276

BSW 3/4" 10 0.6233 0.6511 0.6457

BSW 7/8" 9 0.7328 0.7620 0.7579

BSW 1" 8 0.8400 0.8720 0.8661

BSW 1 1/8" 7 0.9420 0.9776 0.9744

BSW 1 1/4" 7 1.0670 1.1026 1.0827

BSW 1 3/8" 6 1.1637 1.2030 1.1811

BSW 1 1/2" 6 1.2866 1.3269 1.3189

BSW 1 5/8" 5 1.3714 1.4142 1.3976

BSW 1 3/4" 5 1.4938 1.5408 1.5354

BSW 1 7/8" 4.5 1.5932 1.6397 1.6339

BSW 2" 4.5 1.7154 1.7668 1.7520

BSW 2 1/4" 4 1.9298 1.9868 1.9685

BSW 2 1/2" 4 2.1798 2.2368 2.2047

BSW 2 3/4" 3.5 2.3840 2.4481 2.4409

BSW 3" 3.5 2.6340 2.6981 2.6772

55°

P

D1

TAPPING TECHNOLOGY

31

Pipe threads

Briti sh standard pipe threadDIN EN ISO 228G Briti sh standard Whitworth thread

BS 84BSW

P

D1 in inch

min. max.

Rp 1/8" 28 0.3344 0.3400 0.3386

Rp 1/4" 19 0.4465 0.4547 0.4528

Rp 3/8" 19 0.5845 0.5927 0.5906

Rp 1/2" 14 0.7279 0.7391 0.7283

Rp 3/4" 14 0.9439 0.9551 0.9449

Rp 1" 11 1.1855 1.1996 1.1909

Rp 1 1/4" 11 1.5265 1.5406 1.5354

Rp 1 1/2" 11 1.7585 1.7726 1.7657

Rp 2" 11 2.2235 2.2376 2.2244

P

D1 in inch

D3cyl.

D4con.

GT BT

Rc 1/8" 28 0.3268 0.3366 0.3465 0.4016

Rc 1/4" 19 0.4370 0.4488 0.5157 0.6181

Rc 3/8" 19 0.5709 0.5886 0.5315 0.6299

Rc 1/2" 14 0.7087 0.7323 0.7008 0.8465

Rc 3/4" 14 0.9252 0.9488 0.7520 0.8976

Rc 1" 11 1.1713 1.1909 0.8937 1.0748

Rc 1 1/4" 11 1.5059 1.5315 0.9843 1.1811

Rc 1 1/2" 11 1.7323 1.7638 0.9843 1.1811

Rc 2" 11 2.1874 2.2291 1.1535 1.3386

P

D1 in inch

min. max.

BSF 3/16" 32 0.1474 0.1577 0.1575

BSF 7/32" 28 0.1730 0.1841 0.1811

BSF 1/4" 26 0.2007 0.2124 0.2087

BSF 5/16" 22 0.2543 0.2684 0.2638

BSF 3/8" 20 0.3110 0.3280 0.3228

BSF 7/16" 18 0.3664 0.3845 0.3780

BSF 1/2" 16 0.4200 0.4394 0.4331

BSF 9/16" 16 0.4825 0.5020 0.4961

BSF 5/8" 14 0.5336 0.5548 0.5512

BSF 3/4" 12 0.6433 0.6670 0.6614

BSF 7/8" 12 0.7586 0.7838 0.7795

BSF 1" 10 0.8720 0.8990 0.8937

BSF 1 1/8" 9 0.9828 1.0120 1.0039

BSF 1 1/4" 9 1.1078 1.1370 1.1220

BSF 1 3/8" 8 1.2150 1.2470 1.2402

BSF 1 1/2" 8 1.3400 1.3720 1.3583

BSF 1 5/8" 8 1.4650 1.4970 1.4764

P

55°

1:16

BT GT

D3

D4

55°

P

D1

55°

P

D1

32

Bore Hole Diameters

Pipe threads

Briti sh standard pipe threadDIN EN 10226-1

Whitworth pipe thread taperedDIN EN 10226-2 and ISO 7/1 tapered 1:16

Briti sh standard Whitworth fi ne thread BS 84 Rp

Rc

BSF

P

D1 in inch

D3cyl.

D4con.

GT BT

NPFT 1/16" 27 0.2402 0.2524 0.3819 0.4764

NPFT 1/8" 27 0.3307 0.3449 0.3819 0.4764

NPFT 1/4" 18 0.4331 0.4488 0.5630 0.6890

NPFT 3/8" 18 0.5630 0.5843 0.5748 0.6969

NPFT 1/2" 14 0.6929 0.7217 0.7480 0.9055

NPFT 3/4" 14 0.9055 0.9323 0.7677 0.9055

NPFT 1" 11.5 1.1417 1.1705 0.9213 1.0787

NPFT 1 1/4" 11.5 1.4764 1.5150 0.9409 1.1024

NPFT 1 1/2" 11.5 1.7126 1.7539 0.9409 1.1181

NPFT 2" 11.5 2.2047 2.2280 0.9567 1.1181

P

D1 in inch

D3cyl.

D4con.

GT BT

NPT 1/16" 27 0.2421 0.2516 0.3819 0.4764

NPT 1/8" 27 0.3307 0.3441 0.3819 0.4764

NPT 1/4" 18 0.4370 0.4472 0.5630 0.6890

NPT 3/8" 18 0.5630 0.5827 0.5748 0.6969

NPT 1/2" 14 0.7047 0.7213 0.7480 0.9055

NPT 3/4" 14 0.9134 0.9319 0.7677 0.9055

NPT 1" 11.5 1.1417 1.1689 0.9213 1.0787

NPT 1 1/4" 11.5 1.4843 1.5138 0.9409 1.1024

NPT 1 1/2" 11.5 1.7323 1.7528 0.9409 1.1181

NPT 2" 11.5 2.2047 2.2268 0.9567 1.1181

P

D1 in inch

min. max.

NPSM 1/8" 27 0.3580 0.3640 0.3583

NPSM 1/4" 18 0.4680 0.4810 0.4724

NPSM 3/8" 18 0.6030 0.6120 0.6102

NPSM 1/2" 14 0.7470 0.7590 0.7480

NPSM 3/4" 14 0.9580 0.9700 0.9646

NPSM 1" 11.5 1.2010 1.2110 1.2047

NPSM 1 1/4" 11.5 1.5460 1.5550 1.5512

NPSM 1 1/2" 11.5 1.7850 1.7940 1.7913

NPSM 2" 11.5 2.2590 2.2680 2.2638

P

D1 in inch

min. max.

NPSF 1/8" 27 0.3406 0.3476 0.3425

NPSF 1/4" 18 0.4422 0.4509 0.4449

NPSF 3/8" 18 0.5776 0.5862 0.5807

NPSF 1/2" 14 0.7133 0.7234 0.7185

NPSF 3/4" 14 0.9238 0.9359 0.9252

NPSF 1" 11.5 1.1600 1.1716 1.1614

TAPPING TECHNOLOGY

BT GT

D3

D4

P

60°

1:16

60°

P

D1

33

American pipe threads tapered

American standard straight pipe threads

American standard taper pipe threadASME B1.20.1 tapered 1:16

American standard straight pipe thread ASME B1.20.1

American standard taper pipe threadASME B1.20.1 tapered 1:16

NPT NPSM

NPTF American standard straight pipe thread ASME B1.20.3NPSF

P

M 1 0.25 0.88

M 1.1 0.25 0.98

M 1.2 0.25 1.08

M 1.4 0.30 1.26

M 1.6 0.35 1.45

M 1.8 0.35 1.65

M 2 0.40 1.82

M 2.2 0.45 2.00

M 2.5 0.45 2.30

M 3 0.50 2.80

M 3.5 0.60 3.25

M 4 0.70 3.70

M 4.5 0.75 4.15

M 5 0.80 4.65

M 6 1.00 5.55

M 7 1.00 6.55

M 8 1.25 7.45

M 9 1.25 8.45

M 10 1.50 9.35

M 11 1.50 10.35

M 12 1.75 11.20

M 14 2.00 13.10

M 16 2.00 15.10

M 18 2.50 16.90

M 20 2.50 18.90

M 22 2.50 20.90

M 24 3.00 22.70

M 27 3.00 25.70

M 30 3.50 28.40

M 33 3.50 31.40

M 36 4.00 34.20

M 39 4.00 37.20

M 42 4.50 40.00

M 45 4.50 43.00

M 48 5.00 45.80

P

M 2 0.25 1.88

M 2.2 0.25 2.10

M 2.5 0.35 2.35

M 3 0.35 2.85

M 3.5 0.35 3.35

M 4 0.50 3.80

M 5 0.50 4.80

M 6 0.50 5.80

M 6 0.75 5.65

M 8 0.75 7.65

M 8 1.00 7.55

M 10 0.75 9.65

M 10 1.00 9.55

M 10 1.25 9.45

M 12 0.75 11.65

M 12 1.00 11.55

M 12 1.25 11.45

M 12 1.50 11.35

M 14 1.00 13.55

M 14 1.25 13.45

M 14 1.50 13.35

M 16 1.00 15.55

M 16 1.50 15.35

M 18 1.00 17.55

M 18 1.50 17.35

M 18 2.00 17.10

M 20 1.00 19.55

M 20 1.50 19.35

M 20 2.00 19.10

M 22 1.00 21.55

M 22 1.50 21.35

M 22 2.00 21.10

M 24 1.00 23.55

M 24 1.50 23.35

M 24 2.00 23.10

P

M 26 1.00 25.55

M 26 1.50 25.35

M 27 1.50 26.35

M 27 2.00 26.10

M 28 1.00 27.55

M 28 1.50 27.35

M 28 2.00 27.10

M 30 1.00 29.55

M 30 1.50 29.35

M 30 2.00 29.10

M 30 3.00 28.65

M 32 1.50 31.35

M 32 2.00 31.10

M 33 1.50 32.35

M 33 2.00 32.10

M 33 3.00 31.65

M 36 1.50 35.35

M 36 2.00 35.10

M 36 3.00 34.65

M 38 1.50 37.35

M 39 2.00 38.10

M 39 3.00 37.65

M 40 1.50 39.35

M 40 2.00 39.10

M 42 1.50 41.35

M 42 2.00 41.10

M 42 3.00 40.65

M 45 1.50 44.35

M 45 2.00 44.10

M 45 3.00 43.65

M 48 1.50 47.35

M 48 2.00 47.10

M 48 3.00 46.65

P

EG M 2 0.40 2.35

EG M 2.5 0.45 2.90

EG M 3 0.50 3.40

EG M 3.5 0.60 4.00

EG M 4 0.70 4.60

EG M 5 0.80 5.70

EG M 6 1.00 6.80

EG M 7 1.00 7.80

EG M 8 1.25 9.10

EG M 9 1.25 10.10

EG M 10 1.50 11.30

EG M 11 1.50 12.30

EG M 12 1.75 13.50

EG M 14 2.00 15.70

EG M 16 2.00 17.70

EG M 18 2.50 20.10

EG M 20 2.50 22.10

P

EG 8 1.00 8.80

EG M 10 1.00 10.80

EG M 10 1.25 11.10

EG M 12 1.00 12.80

EG M 12 1.25 13.10

EG M 12 1.50 13.30

EG M 14 1.25 15.10

EG M 14 1.50 15.30

EG M 16 1.50 17.30

EG M 18 1.50 19.30

EG M 20 1.50 21.30

EG M 22 1.50 23.30

EG M 24 1.50 25.30

34

Bore Hole Diameters

Roll taps

ISO metriccoarse threadDIN 13

ISO metricfi ne threadDIN 13

ISO metricfi ne threadDIN 13

ISO metriccoarse thread EGDIN 8140

ISO metricfi ne thread EGDIN 8140

M MF MF EG M

EG MF

P

G 1/8" 28 0.3642

G 1/4" 19 0.4921

G 3/8" 19 0.6299

G 1/2" 14 0.7874

G 5/8" 14 0.8661

G 3/4" 14 1.0039

G 7/8" 14 1.1516

G 1" 11 1.2598

G 1 1/8" 11 1.4409

G 1 1/4" 11 1.5984

G 1 1/2" 11 1.8307

P

BSW 1/8" 40 0.1122

BSW 3/16" 24 0.1654

BSW 1/4" 20 0.2244

BSW 5/16" 18 0.2835

BSW 3/8" 16 0.3425

BSW 7/16" 14 0.4016

BSW 1/2" 12 0.4567

BSW 5/8" 11 0.5787

BSW 3/4" 10 0.6969

BSW 7/8" 9 0.8268

BSW 1" 8 0.9350

BSW 1 1/8" 7 1.0512

BSW 1 1/4" 7 1.1772

BSW 1 1/2" 6 1.4134

P

UNC No1 64 0.0661

UNC No2 56 0.0780

UNC No3 48 0.0890

UNC No4 40 0.1004

UNC No5 40 0.1142

UNC No6 32 0.1240

UNC No8 32 0.1496

UNC No10 24 0.1713

UNC No12 24 0.1969

UNC 1/4" 20 0.2283

UNC 5/16" 18 0.2874

UNC 3/8" 16 0.3465

UNC 7/16" 14 0.4055

UNC 1/2" 13 0.4646

UNC 9/16" 12 0.5256

UNC 5/8" 11 0.5846

UNC 3/4" 10 0.7047

UNC 7/8" 9 0.8228

UNC 1" 8 0.9409

UNC 1 1/8" 7 1.0610

UNC 1 1/4" 7 1.1850

UNC 1 3/8" 6 1.2992

UNC 1 1/2" 6 1.4252

P

UNF No0 80 0.0543

UNF No1 72 0.0669

UNF No2 64 0.0787

UNF No3 56 0.0906

UNF No4 48 0.1024

UNF No5 44 0.1142

UNF No6 40 0.1260

UNF No8 36 0.1516

UNF No10 32 0.1752

UNF No12 28 0.2008

UNF 1/4" 28 0.2323

UNF 5/16" 24 0.2933

UNF 3/8" 24 0.3563

UNF 7/16" 20 0.4154

UNF 1/2" 20 0.4783

UNF 9/16" 18 0.5374

UNF 5/8" 18 0.6004

UNF 3/4" 16 0.7224

UNF 7/8" 14 0.8425

UNF 1" 12 0.9626

UNF 1 1/8" 12 1.0866

UNF 1 1/4" 12 1.2126

UNF 1 3/8" 12 1.3366

UNF 1 1/2" 12 1.4626

P

UNEF No12 32 0.2008

UNEF 1/4" 32 0.2362

UNEF 5/16" 32 0.2992

UNEF 3/8" 32 0.3622

UNEF 7/16" 28 0.4213

UNEF 1/2" 28 0.4843

UNEF 9/16" 24 0.5433

UNEF 5/8" 24 0.6063

UNEF 11/16" 24 0.6693

UNEF 3/4" 20 0.7283

UNEF 13/16" 20 0.7913

UNEF 7/8" 20 0.8504

UNEF 15/16" 20 0.9134

UNEF 1" 20 0.9764

UNEF 1 1/16" 18 1.0374

UNEF 1 1/8" 18 1.0984

UNEF 1 1/4" 18 1.2244

UNEF 1 5/16" 18 1.2874

UNEF 1 3/8" 18 1.3504

UNEF 1 1/2" 18 1.4764

TAPPING TECHNOLOGY

35

Roll taps

Unifi ed coarse threadASME B1.1

Unifi ed fi ne threadASME B1.1

Unifi ed extra fi ne threadASME B1.1UNC UNF UNEF

Briti sh standard pipe threadDIN EN ISO 228G

Briti sh standard Whitworth threadBS 84BSW

KOMET of America, Inc.

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KOMET de Mexico, S. de R. L. de C.V.

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Tapping TechnologyBass-Strasse 197996 NiederstettenGERMANYMAIN OFFICE: (49) 7932 892-0FAX: (49) 7932 892-87www.bass-tools.com

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