Specification: Free Speed (rpm): 9,500 Max.Torque ft-lb (N.M): 1000 (1356) Overall length: 191mm Air Inlet (inch) : 1/4 Air Hose (inch): 3/8 Average Air Consumption (cfm) / (1/min) : 7.3 / (207) Net Weight: 2.3Kg Warranty 6 Months