Home Products Abrasives Backing Pad Air-Cooled 4-1/2″ 5/8″-11 Arbor Safe Rpm 20,000 Backing Pad Air-Cooled 4-1/2″ 5/8″-11 Arbor Safe Rpm 20,000 (77145) Spiral air cooled backing pad cools the abrasive disc Abrasive discs will last up to 10 times longer Fits all popular brands of angle grinders Find a Retailer Find on Amazon
