Impact Wrench Power Source Air Powered Air Consumption 60 cfm Air Inlet 3/8 in NPT Air Pressure 90 psi Max Air Pressure 100 psi Min Air Pressure 90 psi Min Hose Size 1/2 in Exhaust Location Bottom Duty Rating Industrial Duty Breakaway Torque 1 600 ft-lb Fastening Torque 1 300 ft-lb Free Speed 5 200 RPM Impact Rated Yes Impact Sound Level 96 dB Impacts per Minute 1 050 Number of Speed Settings Continuous Power to Weight Ratio 133.3 ft-lb/lb Max Bolt Capacity 3/4 in