Features:
- "X" weight, polyester-coated, cloth-backed, aluminum oxide sanding discs
- High performance abrasive disc for professional sanding results
- For use in metal and wood along with plastics, fiberglass and composite
- Release paper on each disc provides easy peel and stick
- Fits DELTA® 31-140 12 in. Disc Sander, 31-300 6 in. Belt/12 in. Disc Sanding Center, 31-735A and 31-735B 6 in. Belt/12 in. Disc Finishing Machines and most other like-sized sanders