General description This Bosch GBH 18V-40 C Professional BITURBO SDS-Max Rotary Hammer combines cordless freedom with corded performance, thanks to its BITURBO brushless technology. It is designed for optimal power-to-weight ratio, featuring an improved impact mechanism and a highly capable drive train. The tool is equipped with KickBack Control for enhanced safety, reducing the risk of sudden tool reactions in binding conditions. Technical specifications Tool Holder: SDS-Max No Load Speed: 0-360/min Impact Rate: 0-3,130/bpm Impact Energy (according to EPTA 05/2016): 9 Joules Drilling Diameter: Concrete with Hammer Drill Bits 12-40mm, Opt. app. range 18-32mm Weight: 7kg (excluding battery) Compatibility and accessories Compatible with all Bosch Professional 18V batteries, including ProCORE18V batteries and chargers (Professional 18V System) Also compatible with AMPShare, the multi-brand battery alliance Supplied with: 2 x 18V 8.0Ah ProCORE18V Li-ion Batteries, 1 x Quick Charger GAL