Ratchet Air Powered Air Consumption 16 cfm Air Inlet 1/4 in NPT Female Air Pressure 90 psi Max Air Pressure 90 psi Min Air Pressure 50 psi Min Hose Size 3/8 in Exhaust Location Bottom Drive Size 3/8 in Square Retainer Type Ball Detent Free Speed 150 RPM Fastening Torque 50 ft-lb Duty Rating General Duty Tool Brand SPEEDAIRE Overall Length 10 in Side to Center 13/16 in Tool Weight 2.5 lb