3M Perfect IT Foam Waffle Compounding Pad White 8IN 2PK. Foam polishing pad utilizing 3M's patented convoluted foam face. Reduced diameter loop attachment backing for added edge protection. Fits all standard 5/8 inch shaft slow-speed polishers. Attaches to either 3M Hookit Backup Pad 4514 (3M 05717) or 3M Perfect-It Backup Pad 4330 (3M 05718).