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 Female Air Inlet Connection Size 1/4 in Air Inlet Gender Female Air Inlet Type NPT Kit Contents (1) Bare Tool Whip Hose I.D. 7/32 in Head Type Standard Head Lock-Off Switch No Lock-On Switch No Brake Type None Anti-Kickback Clutch Type None Safety Features Lightweight Anti-Restart Technology No Tether Style Not Tether Capable