3Mâ„¢ Stikitâ„¢ Paper Roll 363I is a general purpose abrasive sanding paper with an adhesive backing ready for quick and easy attachment to a 3Mâ„¢ Stikitâ„¢ backup pad (sold separately). Constructed on rolls of heavy, F-weight backing and features a strong resin bonding to help prevent heat buildup. The aluminum oxide abrasive and thick backing make this an ideal product for heavy sanding applications.