•Remove the toughest rust and welding slag with ease
•Unique motor control virtually eliminates over speeding
•Prevents accidental start-ups
•Deflects sparks and flying debris for added safety
•Free spin: 12,000 RPM max
•Performance rating: Super-duty
•Collet size: 5/8"
•Wheel size: 4-1/2"
•Minimum air hose: 3/8" diameter