Die Grinder Kit, Duty Heavy Duty, Horsepower 0.6 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, (10) Mounted Points, Includes (1) 1/4 in Collet, (1) 3mm Collet, (1) 6mm Collet, (1) Blow Molded Case, (1) Spanner, (5) 3mm Mounted Points, (5) 6mm Mounted Points, Case Included Yes, Grip Style Barrel Grip