Air Screwdriver L-330 Max Torque: 50 ft-lb ( 6.9kgf-cm ) Free Speed 7000 Rpm Air Screwdriver L-330Freed Speed: 7000rpmMax Torque: 50 ft-lb ( 6.9kgf-cm )Length:218mmAir Inlet: 1/4”Air Consumption: 7.5 cfm (340 l/min)Air Pressure: 6.2 Bar (6.3 kgf/cm2 )Net Weight: 1.0 Kg L-330 Air Screwdriver