Impact Wrench Power Source Air Powered Air Consumption 38 cfm Air Inlet 1/2 in NPT Air Pressure 90 psi Max Air Pressure 90 psi Min Air Pressure 90 psi Min Hose Size 1/2 in Exhaust Location Bottom Duty Rating Industrial Duty Breakaway Torque 1 290 ft-lb Fastening Torque 1 030 ft-lb Free Speed 5 100 RPM Impact Rated Yes Explosive Environment Rated ATEX Certified Explosive Environment Rating ATEX Zone 2 Impact Sound Level 105 dB Impacts per Minute 1 050