Cut-Off Tool, Wheel Diameter 2 7/8 in, Duty Rating Medium Duty, Horsepower 0.5 hp, Max. Speed 22,000 RPM, Air Inlet 1/4 in NPT Female, Air Inlet Connection Size 1/4 in, Air Inlet Gender Female, Air Inlet Type NPT, Exhaust Location Rear, Cut-Off Wheel Orientation Perpendicular, Reach Standard Reach, Kit Contents (1) Bare Tool, Includes Safety Guard, Speed Control Lever, Lever Type Safety Lock Off, Maximum Wheel Thickness 1/16 in, Arbor Hole Size 3/8 in, Spindle Diameter 3/8 in