3M Microfinishing PSA Film Disc Roll 366L include multiple sanding discs packaged in a roll for convenience and use in high-production environments. These discs are rated Best in the 3M Microfinishing line of film backed discs.

• Precision, micron-graded aluminum oxide abrasive offers a fast cut, long life, and uniform finish on many substrates
• Open coat construction provides aggressive cut and reduced loading
• Load-resistant coating prevents dust and debris from clogging the disc