Die Grinder, Duty Medium Duty, Horsepower 0.3 hp, Collet Size 1/4 in, Grinder Orientation 90 Degree Angle, Air Inlet Connection Size 1/4 in, Air Inlet Gender Female, Max. Speed 22,500 RPM, Air Inlet Type NPT, Air Inlet 1/4 in NPT Female, Tool Style Right Angle, Switch Location Bottom, Power Source Air Powered