Ratchet Air Powered Air Consumption 3 cfm Air Inlet 1/4 in NPT Air Pressure 90 psi Max Air Pressure 90 psi Min Air Pressure 90 psi Min Hose Size 3/8 in Exhaust Location Side Drive Size 3/8 in Square Retainer Type Ball Detent Free Speed 270 RPM Fastening Torque 27 ft-lb Duty Rating General Duty Tool Brand Chicago Pneumatic Overall Length 5 in Side to Center 1/2 in Tool Weight 1.1 lb