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 tool maneuverability. The robust 13-mm metal chuck provides great torque transfer for various tasks, while the tool's design promotes user health and tool protection. Technical specifications Torque: 64 Nm Speed: 2100 r.p.m Head length: 175 mm Chuck size: 13 mm 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 case of a bind-up Includes a switchable Precision Clutch that stops the tool once a preset torque level is reached, reducing wear