Impact Wrench, Power Source Air Powered, Air Consumption 21 cfm, Air Inlet 1/4 in NPT, Air Pressure 90 psi, Max. Air Pressure 90 psi, Min. Air Pressure 70 psi, Min. Hose Size 3/8 in, Exhaust Location Rear, Duty Rating Industrial Duty, Breakaway Torque 500 ft-lb, Fastening Torque 500 ft-lb, Free Speed 6,000 RPM, Impact Rated No, Impact Sound Level 90 dB, Impacts per Minute 1,200, Number of Speed Settings 4, Max. Bolt Capacity 5/8 in, Drive Size 1/2 in Square, Drive Type Standard