The GBH 18V-22 X is an 18v cordless Bosch Professional rotary hammer drill which features a ONECHUCK system, enabling not only SDS Plus drill bits and chisels to be used, but also standard cylindrical and 1/4" hex shank accessories as well - all of which can be inserted directly into the machine, with no need to fit an adaptor or swap out the chuck first. Features and BenefitsONECHUCK - SDS Plus, cylindrical or hex shank accessories can all be fitted in the same chuckSuitable for drilling and chiselling operations in a wide variety of materialsCompatible with all Bosch Professional 18v li-ion power tool batteriesBrushless motor delivers more holes per charge with continuous power output and constant speedIncreased user protection from accessory jams thanks to Kickback ControlVibration Control reduces stress on the hands and arms during hammer drilling or chisellingCompatible with Bosch Professional GDE 18V-12 or GDE 12 dust extraction units (available separately)