GEOBLASTER® GB400The GEOBLASTER® GB400 offers 185 or 375 CFM with 400 lb capacity blast pot and a stainless steel 100 gallon water tank. It is available with 50 ft. of blast hose and fittings, an XL performance nozzle, as well as pneumatic or 12v safety switch and lines. GEOBLASTER® equipment lines. GEOBLASTER® equipment allows you to regulate blast pressure and uses only a fraction of the abrasive and water of slurry blasting.