UT Pneumatic Screwdriver, Bare Tool, Hex/Quick-Change Chuck, 1/4 in Chuck, 1800 rpm Speed, 45 to 115 in-lb Torque, 0.65 hp, 4 cfm Air Flow, 90 psi Air, 1/4 in NPT Air Inlet, Handle Exhaust Location, Trigger Throttle, 3/8 in Minimum Hose, Pistol Grip Handle, Adjustable Clutch, 115 in-lb Max Working Torque, 16 cfm Short Run Air Consumption, 7-3/4 in L Dimensions