Quick view Add to Wishlist Saint-Gobain Norton BlueFire® Cloth File Belt, R823P, 1/2 in W x 12 in L, 80 Grit, Zirconia Alumina BlueFire® Cloth File Belt, R823P, 1/2 in W x 12 in L, 80 Grit, Zirconia AluminaFeaturesEngineered with a strong, self-sharpening zirconia alumina abrasive for fast and aggressive cuttingDurable resin bond for excellent grain retention and product... MSRP: $6,649,999.34 Add to Cart The item has been added Compare