CP860 1/4" Heavy Duty Die Grinder • 24000 RPM • Excellent for Cleaning Tires, Moldings, Porting, Relieving Engines, and General High-Speed Polishing and Grinding • 1/4" Collet • 0.54 hp (400 W) Motor • Adjustable Speed Regulator • Lock-Off Throttle • Square Handle Design for Greater Comfort