Air Hammer Industrial Shank Size 0.401 In. Round Shank Type 3000 Blows per Minute Stroke Length 2-1/4 In. Average CFM @ 15 Second Run Time 3.0 12.0 CFM @ Full Load Air Inlet 1/4 In. Min Hose 3/8 In. Overall Length 7-3/8 In. Required Pressure 90 psi Pistol Handle Type