Impact Wrench, Power Source Air Powered, Air Consumption 25 cfm, Air Inlet 1/4 in NPT, Air Pressure 90 psi, Max. Air Pressure 90 psi, Min. Air Pressure 90 psi, Min. Hose Size 3/8 in, Exhaust Location Bottom, Duty Rating General Duty, Breakaway Torque 960 ft-lb, Fastening Torque 555 ft-lb, Free Speed 7,000 RPM, Impact Rated Yes, Impact Sound Level 105 dB, Impacts per Minute 1,350, Number of Speed Settings 3, Power to Weight Ratio 204 ft-lb/lb, Max. Bolt Capacity 1/2 in, Drive Size 1/2 in Square WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -