The Kawasaki Impact Wrench has input power of 7.5 Amp, 60 Hertz, 120 Volt, with no load speed at 2100-RPM. Features Max Torque of 220-Feet/-Pound, with an Impact Per Minute at 2700 Ipm. Includes a Metal Gear Box for durability, an isolated Forward/Reverse switch, and accessories-4 Piece 1/2-Inch Dr Sockets, 11/16-Inch, 3/4-Inch, 13/16-Inch, 7/8-Inch.