It is a genuine OEM sourced part which is specially designed for use with Milwaukee grinders, rotary hammers, polishers, and sanders. The ball bearing goes between the ball bearing retainer and the diaphragm assembly. When replacing this item a screwdriver might be required during the installation process. It will require replacing if it wears down or breaks. This part is made of metal and is sold individually.
This authentic OEM sourced replacement part is specially designed for use with Milwaukee power tools. Ball bearings are generally utilized to reduce the friction between rotating parts. The rollers help to distribute the weight while the minimal contact area of the ball reduces friction. For the correct location and application of this be...Read morearing make sure to check the diagrams for your specific model. This part is made of high-quality metal and is sold individually.