The Bosch GBH 8-45 DV Professional SDS-max Rotary hammer has a powerful 1500W motor & low vibration. It provides 12.5 joules of single impact energy & low vibration of only 7 m/s&sup 2; when chiselling & 8 m/s&sup 2; when drilling due to the intelligent triple vibration damping system. There is a turbo power function & long lifetime due to the robust metal components & automatic switch lock for continuous chiselling applications. The overload clutch protects the user, & soft start means clean drilling starts, a speed controller is also featured for optimum adjustment to suit the application. This rotary hammer comes complete with an auxiliary handle, carrying case & grease tube.