Air Router Power Source Air-Powered Air Consumption 38 cfm Air Inlet Gender Female Air Inlet Size 1/4 in Air Inlet Type NPT Horsepower 1.7 hp Maximum Speed 18 000 RPM Speed Setting Fixed Collet Size 1/4 in Kit Contents Collet Wrenches Tool Weight 4.19 lb Body Style Inline Exhaust Location Front Housing Material Composite Minimum Hose Size 1/2 in Minimum Speed 18 000 RPM