A Average CFM @ 15 Second Run Time: 3.20 , CFM @ Full Load: 15.5 , Exhaust: Rear , Free Speed: 275 rpm , Handle Material: Composite , Head Height: 1 5/16" , Head Width: 1.625" , Housing Material: Composite , Length: 6 39/64" , Max. Torque: 26 ft.-lb. , Required Pressure: 90 psi , Retainer Type: Ball , Reversing: Yes , Throttle: Lever , Tool Weight: 1.1 lb. , Torque Range: 4 to 18 ft.-lb. , Variable Speed: No