100% Wool Doubled Sided Bolt- On Buffing Pad - 6 Pack. Strong and durable 100% wool fibers with thick pile for heavy cutting and compounding. Great for heavily oxidized paints and gel coats. Double sided wool pads have a 5/8" bolt-on female thread and should used with a rotary buffer and at least a 1 1/2" extension bolt. Spur clean for on the fly pad cleaning or machine wash with hot water. 2 sides for long lasting performance - no backing plate required. Case of 6