3M Abrasive Micro Finishing Film: 20 Micron (Grit 850, Red) AB

Abrasive Micro Finishing Film;3M imperial micro finishing film is different from conventional sandpapers and cloth-backed abrasives.; A high strength polyester film backing is coated with premium, micron graded mineral particles that are electrostatically oriented for greater cutting efficiency.; Resin bonded for increased durability. The result, an industry-leading cutting abrasive that provides precise, consistently uniform, close-tolerance finish.; Mineral: Aluminium Oxide; Sheet size A4; MMF = Micro Finishing Film; AB = Adhesive Backed;0.3mm thick backing;3M reference 268L; A micron is a unit of measure, equalling 0.001mm