Speedaire Air Impact Wrench,3/4In Drive 21AA51

Impact Wrench, Power Source Air Powered, Air Consumption 28 cfm, Air Inlet 1/4 in NPT Female, Air Pressure 90 psi, Max. Air Pressure 90 psi, Min. Air Pressure 50 psi, Min. Hose Size 3/8 in, Exhaust Location Bottom, Duty Rating General Duty, Breakaway Torque 500 ft-lb, Fastening Torque 500 ft-lb, Free Speed 4,500 RPM, Impact Rated Yes, Impact Sound Level 90 dB, Impacts per Minute 650, Number of Speed Settings Continuous, Max. Bolt Capacity 7/8 in, Drive Size 3/4 in Square, Drive Type Standard