This is an original Dotco replacement part. The rotor is designed by the manufacturer for use in grinders, oscillating saws, and drills. This part is made of metal, and is placed to spin inside the cylinder to provide power to the machine. You may require a wrench when replacing this item. This part is sold with a metal spacer included.
This authentic replacement part is specially designed for use with Cleco and Dotco power tools. Bearings are generally utilized to reduce friction between rotating parts, the rollers help to distribute the weight while the minimal contact area reduces friction. Over time components may wear out and begin to fail eventually requiring a replacement, please note this high-quality metal part is sold individually.