Attachment Type: center-hole | Brand Name: 3m | Grade: extra-coarse | Grit: 36-grit | Material: aluminum-oxide | Number in Package: 1-pk | Number of Holes: 1 | Size: 7-in. | Usage: multisurface | Attachment Style: hook-and-loop Type C Discs are fiber-backed grinding discs that are fully resin bonded. They are coated with a tough, durable aluminum oxide abrasive and feature closed coat construction. These grit discs measure 7 inches by .875 inches. Bulk Abrasive Discs are available in diameters ranging from inches up to 1 inches. There is a wide range of abrasives and grades to choose from including Fre-Cut which resists loading and filling, Resinite bonded discs for heat resistance and Tri-M-ite with silicon carbide and Three-M-ite with aluminum oxide for sharp, clean cutting. Tough paper backings on discs also range from a versatile production weight to very strong D and E weights. | Closed coat aluminum oxide fiber backed discs which are tough as well as flexible | Heavy weight fibre backing is tough and durable | Versatile disc can tackle many applications, from grinding to blending | Used with portable tools for easier access of workpiece | General purpose disc for weld removal, grinding and blending | Resin bond aluminum oxide provides durability and aggressive stock removal