3M Hookit Microfinishing Film Disc 366L is rated Best in The 3M Microfinishing line of film backed discs.
Microfinishing Film Disc 366L, 100 Mic IL, Type D, Config It features premium, micron-graded aluminum oxide abrasive bonded to a durable polyester film backing to produce a fast cut-rate and uniform finish on wood, solid surface composites, plastic, fiberglass, paint prep, coating and corrosion removal, primer, e-coat, or metal..