Bosch GBH 5-40 DCE Professional SDS Max Combi Hammer 240V Version. The Bosch GBH 5-40 DCE Professional SDS Max Combi Hammer is a fast all-rounder with a powerful impact mechanism and Vibration Control to ensure a more comfortable work, even in time-intensive applications. The patented setting wheel allows for variable adjustment of the speed and impact rate for optimum performance. Also fitted with a patented, lockable switch for low-fatigue chiselling work, Constant Electronic, service display and standby display for maximum convenience, a ball grommet for high movement radius and preventing cable breaks. Supplied with: 1 x Auxiliary Handle, 1 x Carry Case, 1 x Grease Tube and 1 x Machine Cloth. Specifications: Input Power: 1,150W. No Load Speed: 165-330/min. Impact Rate: 1,500-2980/bpm. Impact Energy: 8.8 Joules. Drilling Diameter: Concrete: Hammer Bits: 12–40mm, Breakthrough Bits: 45-55mm, Core Cutters: 40-90mm. Optimum Range: Concrete: Hammer Bits: 18–32mm. Sound Pressure Level: