Bosch GTB 12V-11 Professional Drywall Screwdriver for occasional drywall applications in the 12V category. A brushless motor with Electronic Motor Protection and a motor brake provide long tool lifetime. It's compact and lightweight design incorporates an ergonomic grip circumference for comfortable handling, even in narrow work spaces. This tool is intended for fastening drywall screws into materials such as wood and metal but is also optimised for attaching plasterboard. Comes as a Bare Unit, NO battery or charger in a cardboard box. Compatible with all Bosch Professional 12V batteries and chargers (Professional 12V System). The MA 55 Professional screw gun magazine attachment can also be used with this machine (SOLD SEPERATELY). Specifications: Bit Holder: 1/4in Hex Uni.No Load Speed: 0-3,000/min.Max. Torque: 3Nm.Max. Screw Diameter: 4mm.Weight: 0.7kg excl. Battery.