The Bosch GDR 18V-200 Professional Impact Driver offers an excellent power-to-size ratio. Its small head length of only 126mm makes it perfect for use in tight spaces. Equipped with a brushless motor, it provides excellent battery runtime and a long tool lifetime. A variable speed trigger allows better control over speed and torque. Electronic Motor Protection (EMP) protects the motor against overload and ensures a long life. It also features a handy LED work light, ideal when working in confided spaces and a belt clip. Intended for tightening and removing screws when working in metal sheet, metal and wood. 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: Tool Holder: 1/4in Hex Uni. No Load Speed: 0-3, 400/min. Impact Rate: 0-4, 000/bpm. Max. Torque: 200Nm. Max. Screw Diameter: M6 - M16. Weight: 1.1kg