Air Hammer Kit Duty Medium Duty Shank Shape Round Stroke Length 2 1/4 in Air Inlet Size 1/4 in NPT Female Kit Contents (1) Bare Tool (1) Flat Blade Chisel (1) Punch Chisel (1) Claw Ripper-Edging Tool (1) Single Blade Cutter (1) Kwik Cutter (1) Vee-Chisel-Spot Welder Breaker Blows per Minute 3 000 bpm Shank Size 0.401 in Air Inlet Gender Female Air Inlet Type NPT Air Inlet Connection Size 1/4 in Compatible Collar Shape Round Retainer Type Chisel Power Source Air Powered