Bosch GSH11VC Professional Demolition Hammer With SDS-max is the most powerful 11kg breaker from Bosch. It offers the best power-to-weight ratio thanks to a 1700 Watt motor & 23 Joules of impact energy with a weight of only 11.4kg (in accordance with EPTA). It offers the user low vibration of only 8 m/s&sup 2; due to the decoupled main & side handles & optimised hammer mechanism that minimises vibration where it originates. Typical in-line design ensures optimum handling when working towards the ground & there is a long lifetime due to robust metal components. The adjustable impact force can be perfectly matched to application or material & the service display indicates an impending carbon brush change. Vario-Lock gives 12-fold adjustment of the chisel position, enabling you to adapt it to each work situation (e.g. when using tile chisels) & Constant Electronic gives you constant power under load. The on/off switch is comfortable to reach from the main handle & it comes complete with RTec Speed pointed chisel, making it immediately ready for use, as well as a carrying case, grease tube & machine cloth.