General description The GSB 18V-90 C Professional is a powerful cordless Hammer Drill featuring a brushless motor that delivers exceptional performance with a torque of 64 Nm and a speed of 2100 r.p.m. Its compact head length of 175 mm ensures excellent maneuverability, making it ideal for various drilling tasks. Technical specifications Torque: 64 Nm Speed: 2100 r.p.m Head length: 175 mm Chuck size: 13 mm metal chuck Max drilling diameter in wood: 68 mm Max drilling diameter in steel: 13 mm Max drilling diameter in masonry: 13 mm Compatibility and accessories Compatible with all Bosch Professional 18V batteries and chargers (Professional 18V System) Other information Features switchable Kickback Control to minimize the risk of sudden rotational torque reaction in a bind-up scenario Includes a switchable Precision Clutch to stop overriding once a preset torque level is reached, reducing wear and tear