Ratchet Air Powered Air Consumption 2 cfm Air Inlet 1/4 in NPT Air Pressure 90 psi Max Air Pressure 90 psi Min Air Pressure 70 psi Min Hose Size 3/8 in Exhaust Location Rear Drive Size 3/8 in Square Retainer Type Ball Detent Free Speed 600 RPM Fastening Torque 100 ft-lb Duty Rating Industrial Duty Tool Brand SPEEDAIRE Overall Length 11 1/2 in Side to Center 11/16 in Tool Weight 3.3 lb