The Bosch GSR 18V-28 Professional Drill Driver has a well-balanced design that is compact, enabling optimum handling. Ideal for working overhead and in tight spaces. Fitted with a professional quality, 13mm metal chuck for added durability. Electronic Cell Protection prevents overload, overheating and deep discharge. There is also an LED light for illuminating the work area, even in dark places. Comes as a Bare Unit, NO battery or charger in a cardboard box. Compatible with all Bosch Professional 18V batteries and chargers (Professional 18V System) Also compatible with AMPShare, the multi-brand battery alliance. Specifications: Chuck: 1.5-13mm. No Load Speed: 0-500/0-1, 900/min. Torque: 28/63Nm. Torque Settings: 20+1. Capacity: Wood 38mm, Metal 13mm. Max. Screw Diameter: 8mm. Weight: 1.1kg (excl. battery) .