The Hanko Pyramid PSA (pressure sensitive adhesive) Micro Discs 32mm are a premium spot repair and sanding disc for use on top coats, clear coats, lacquers, plastics and composites. The extremely uniform structure of these silicone carbide abrasive film discs produces a consistent cut and predictable, fine finish, thereby reducing processing steps and enhancing productivity. In convenient roll form, these high quality film discs are designed for quick access and attachment to rotary tools or orbital sanders. 1 1/4″ (32mm). 500 discs per roll.