1. 1. Spiral springs Kern-Liebers Firmengruppe Spiral springs have a wide range of applications in drives as measurement or vibration sensors. From the "micro-spring" used in wristwatches to the cable tensioners used in railway systems, we cover the whole range of possible applications, a fact reflected in the extent of our range of designs and sizes. Spring width: Up to 120 mm Spring thickness: From 0.01 mm Material: Carbon steel, corrosion resistant spring steel and special materials with specific properties such as copper alloys 30.06.2014 1