Pencil Grinder Heavy Duty Horsepower 0.1 hp Collet Size 1/8 in Exhaust Location Rear Max Speed 60 000 RPM Collet Guard Type None Air Inlet 1/4 in NPT Air Inlet Connection Size 1/4 in Air Inlet Type NPT Kit Contents (1) Bare Tool Brake Type None Anti-Kickback Clutch Type None Dust Management None Throttle Type Roll Bearing Type Ball Accessory Free Tool Change No