Die Grinder, Duty Heavy Duty, Horsepower 1.5 hp, Collet Size 1/4 in, Grinder Orientation Angle, Air Inlet Connection Size 3/8 in, Air Inlet Gender Female, Max. Speed 12,000 RPM, Air Inlet Type NPT, Air Inlet 3/8 in NPT Female, Tool Style Right Angle, Kit Contents (1) Bare Tool, Includes Side Handle, Safety Features Safety Lock Lever, Switch Location Top, Power Source Air Powered