General description The Bosch GBH 18V-21 Professional SDS Plus Hammer Drill delivers exceptional performance with its 2.0 J impact energy and efficient brushless motor. This tool is designed for versatility, featuring three modes for hammer drilling, drilling, and chiselling. It also includes an LED light, Rotation Control Clutch, Variable Speed, and Vario-Lock for enhanced functionality. Technical specifications No Load Speed: 0-1,800/min Impact Rate: 0-5,100/bpm Impact Energy: 2 joules Capacity: Concrete with Hammer Bits 4-20mm, Steel 13mm, Wood 30mm Tool Holder: SDS Plus Weight: 2.4kg (excluding battery) Compatibility and accessories Compatible with all Bosch Professional 18V batteries and chargers (Professional 18V System) Also compatible with AMPShare, the multi-brand battery alliance Supplied with: 1 x Machine Cloth and 1 x Depth Stop Comes as a Bare Unit, NO battery or charger included