Avdel® Hydro-Pneumatic Power Tool, 1.14 Inch (28.95mm) Minimum Underload, 1.26 Inch (32.00mm) Free Cycling Stroke, Air Pressure 72.5 - 101.5 psi (5.00 - 7.00 bar), 0.12 Cu-ft at 80 psi Free Air Volume Required, 7283lb. at 80 psi (32.40kN at 5.52 bar) Pull Force, Approximately 1.7 sec Cycle Time, 75dB(A) Noise Level, <8.2 ft/s2 Vibration, Hydraulic Oil & Air Power Supply, Fastener Type: 3/8 Inch Neobolt®, Weight 3.23lb. (1.46kg) Pistol Without Nose Equipment, 88lb. (39.92kg) Pistol & Intensifier Without Nose Equipment