Needle Scaler Kit Body Style - Air Tools Pistol Duty Cycle - Air Tools Industrial Duty Stroke Length 1 5/8 in Blows per Minute - Air Tools 3 000 Air Inlet Size - Air Tools 1/4 in NPT Average CFM @ 15 Second Run Time 3.0 CFM @ Full Load 5.5 Required Pressure 90 psi Min Hose Size 5/16 in Overall Length 12 3/8 in Housing Lock Bayonet Needle Throttle Lever For Use With Mfr No 1376 Mfr No 1377 Includes (19) 7 in Needles