The CP7733-2 version offers all the design advantages of the standard CP7733 with an important addition - a 2" extended anvil that complements wheel and tire installations. Energy efficient air motor for increased power with less air. Streamline housing for better styling and reduced weight. Easy to read power management control dial. Ergonomic grip for less hand stress. More durable 6 vane rotor for increased durability. Patented Spring Hammer Clutch increases life by 35%. Ergonomic trigger for more comfort during operation. Product Specifications: Square Drive (in) 1/2 Working Torque Range Ft.-lbs.(Nm) 25-400(34-542) Max Torque @ 90 PSI Rev. Ft.-lbs.(Nm) 550(746) Free Speed(rpm) 7,000 Weight lbs.(kg) 5.9(2.7) Length in(mm) 9.1(231) Avg Air Consumption CFM(l/min) 4.75(106) Air Inlet Thread Size NPTF in. 1/4 Sound dBA Pressure 96 Vibration m/s(square) 4.0