Ratchet Air Powered Air Consumption 12 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 Rear Drive Size 3/8 in Square Retainer Type Ball Detent Free Speed 240 RPM Fastening Torque 20 ft-lb Duty Rating General Duty Tool Brand SPEEDAIRE Overall Length 6 3/8 in Side to Center 9/16 in Tool Weight 1.1 lb