Air Hammer BPM: 4,500 Air Consumption CFM: 4 Chisel Shank mm: 10.2 Barrel Stroke mm: 43.0 Length mm: 150 Weight Kg: 1.12 Air Pressure psi: 90 Air Inlet: 1/4″ Noise Level: 103dB Vibration: 27 m/s² UKCA Includes: Retaining Spring, Tapered Punch, Steel Cutter Chisel, Straight Cold Chisel and Rivet Cutter Chisel.