Ratchet Air Powered Air Consumption 4 cfm Air Inlet 1/4 in NPT Air Pressure 90 psi Max Air Pressure 150 psi Min Air Pressure 40 psi Min Hose Size 3/8 in Exhaust Location Rear Drive Size 1/2 in Square Retainer Type Ball Detent Free Speed 200 RPM Fastening Torque 70 ft-lb Duty Rating Industrial Duty Tool Brand SPEEDAIRE Overall Length 11 1/2 in Side to Center 13/16 in Standards US Made / Buy American Act Tool Weight 2.9 lb