Die Grinder Duty Medium Duty Horsepower 0.5 hp Collet Size 1/4 in Grinder Orientation Straight Air Inlet Connection Size 1/4 in Air Inlet Gender Female Max Speed 22 000 RPM Air Inlet Type NPT Air Inlet 1/4 in NPT Female Tool Style Straight 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 Anti-Kickback Clutch Type None