Cordless rotary hammer with Onechuck GBH 18V-22 X. The GBH 18V-22 X Professional is packed with power and functions that take drilling to a new level with extra efficiency, safety and control. Its powerful brushless Bosch 18V motor combined with a constant speed ensures that more holes can be drilled per battery charge and that the output power is stable. Greater user protection against unintentional jamming and reduced vibration thanks to KickBack Control and Vibration Control. Its attachable Auto Power GDE 18V-12/GDE 12 dust extractor also ensures dust-free working conditions. With Onechuck, a single drill chuck suitable for SDS plus, round shank and hexagon drill bits for a wide range of applications. Thanks to Onechuck, the GBH 18-22 X Professional is the top performer in its class for hammer drilling and chiselling in concrete and brick as well as drilling in wood and steel. It makes work easier and much more efficient thanks to constant speed, minimised vibration and dust-free working conditions. L-BOXX 136. depth stop.