The 4 3/8 inch Rotary Backing Plate is made to be used with a rotary polisher that has a 5/8 inch threaded shaft. This can be used for polishing with foam, wool, or microfiber pads. The flexible urethane construction is able to withstand high speeds under heavy load. This backing plate pairs with our 5.75 inch Redline Foam Pads.
This backing plate is for use with a rotary/circular polisher.