Nutrunner Drive Size 1/2 in Square Torque Range 18.4 to 40.6 ft-lb Max Torque 40.6 ft-lb Free Speed 320 RPM Air Pressure 90 psi Air Consumption 36 cfm Power Source Air Powered Max Air Pressure 90 psi Min Air Pressure 83 psi Min Hose Size 1/2 in Exhaust Location Top Duty Rating General Duty Air Inlet 3/8 in NPT Handle Type Right Angle Handle Material Aluminum/Steel Housing Material Aluminum/Steel Overall Length 16 7/8 in Fastening Torque 40.6 ft-lb Reversible Yes