Features and Benefits:� Quick change slip chuck for fast and easy change of abrasives� Throttle with safety lever to prevent accidental operation� Brass Bushings for Longevity� Throttle with safety lever to prevent accidental operationRevolution limited to 2800 RPM for practical use as a tire buffer. Quick change slip chuck for fast and easy change of abrasives. Throttle with safety lever to prevent accidental operation. 1/4” whip hose with with exhaust hose to return exhaust away from grinding. debris. Brass Bushings for Longevity. Compare to CP873K.