Die Grinder Duty Medium Duty Horsepower 0.4 hp Collet Size 1/4 in Grinder Orientation Right Angle Air Inlet Connection Size 1/4 in Air Inlet Gender Female Max Speed 20 000 RPM Air Inlet Type NPT Air Inlet 1/4 in NPT Female Tool Style Right Angle Kit Contents (1) Bare Tool Includes (2) Spanner Wrenches Case Included Yes Grip Style Barrel Grip Material Application Ceramic Steel Wood Safety Features Safety Throttle Lever Anti-Restart Technology Yes