The Rockwood Air Hammer And Chisel Set features a high-performance 4500 bpm (blows per minute) design for quick and efficient operation. It accepts any standard 0.401 inch Parker Taper shank air hammer tool bit and includes four of the most popular tool bit configurations ...The Rockwood Air Hammer And Chisel Set features a high-performance 4500 bpm (blows per minute) design for quick and efficient operation. It accepts any standard 0.401 inch Parker Taper shank air hammer tool bit and includes four of the most popular tool bit configurations.
Specifications Shank Capacity: Standard 0.401 inch Parker Taper BPM: 4,500 free speed Air Consumption: 4 CFM @ 90 PSI Max. Operating Air Pressure: 90 PSI Inlet Thread