Specification: Free Speed (rpm): 1,800 Max.Torque ft-lb (N.M) : 10 (13) Overall length: 215mm Air Inlet (inch) : 1/4 Air Hose (inch): 3/8 Average Air Consumption (cfm) / (1/min) : 3.0 / (85) Net Weight: 1.20Kg Warranty 6 Months