Lake Country - Hook & Loop Rotary Flexible Backing Plate - 6 Inch Diameter MINIMIZES HEAT TRANSFER - The molded urethane rotary backing plate dampens vibrations, helping minimize heat transfer from the polisher to the paint to prevent burning. PREVENT ACCIDENTAL CONTACT - Our plates our designed with a beveled edge to help prevent contact between the plate and the paint surface while youre working. HOOK AND LOOP FASTENER - With the hook and loop fasteners, you can quickly attach or replace pads to the backing plate while you work. SPECIFICS - The flexible rotary backing plate has a 6 inch diameter. The thread size is 5/8-11. COMPATIBILITY - The backing plate is perfect for our 4 inch Spot Buff Pads. It works well with 7-inch and 7.5-inch pads.