Brand Name: 3M | Grade: Medium | Grit: 80 Grit | Material: Ceramic Blend | Number in Package: 10 pk | Number of Holes: 8 | Size: 5 in. | Usage: Multisurface | Attachment Style: Hook and Loop 3M SandBlaster Sanding Discs 99522ES-9-B, 5in x 8Hole, 80 grit, 10/pk. SandBlaster discs are ideal for use on many surfaces, including wood, metal, and fiberglass. SandBlaster discs were designed especially for high speed power tool sanding.The medium (80 and 120 grit) sanding discs were specially developed for surface leveling or smoothing. The heavy duty fiber backing is coated with extremely durable Cubitron mineral, which outperforms our conventional sanding discs because it stays sharp, resulting in a more consistent sanded surface and a longer disc life. * | 80 grit | 5 inch size, 8 hole disc | Use on wood, oil enamel, latex primer, lacquer, sanding sealer and other coatings | Designed for use on random orbital sanders | Clog-resistant | Premium Cubitron ceramic mineral | Purple color