- Premium self-sharpening zirconia alumina abrasive for aggressive cut and long life
- R824 – Durable Y-wt polyester, waterproof cloth backing provides long life on high-pressure, dry or wet, heavy-duty metal applications
- R823 – Strong X-wt polyester, waterproof backing provides moderate flexibility, dry or wet, fine grit applications
Please see the Norton Catalog - Wide Belts PDF file, located in Related Documents in the right hand navigation column of this page, for complete list of specifications for this product.