Angle Grinder Wheel Diameter 5 in Horsepower 0.8 hp For Wheel Type Type 27 Max Speed 12 000 RPM Air Inlet 1/4 in NPT Female Air Inlet Connection Size 1/4 in Air Inlet Gender Female Air Inlet Type NPT Lever Type Lever Spindle Thread Size 5/8 In.-11 Reach Standard Reach Duty Medium Duty Variable Speed No