The Bosch PROFACTOR 18V 3/4" Impact Wrench with Friction Ring and Thru-Hole, No. GDS18V-770, is designed for breaking free and driving large bolts, nuts, and anchors quickly. It's part of the PROFACTOR System, which pairs BITURBO brushless technology with a CORE18V PROFACTOR battery. The tool delivers up to 770 ft-lbs fastening torque and 1,250 ft-lbs breakaway torque, while maintaining long run-time. It offers controlled power output, with three speed/torque settings (0-800/1,200/1,750 rpm). In addition, the wrench features a rubber head casing that protects workpiece and tool from damage, an ergonomically soft grip for comfort, and an LED to illuminate work areas.