3M sandpaper sheet 618 220 Frecut high performance grain, made of silicon carbide grains coated with an anti-fouling Frecut T 3M T treatment to resist saturation and extend the life of the product. It is used for finishing before painting on lacquers, resins, wood and plastics. Features: 3M Sheet 618 Frecut grain size 220, fine grain, use: finishing Support resistant paper for dry sanding of paints, resins, lacquers, wood and plastic In coated abrasives Dimensions: 230 x 280 mm Tips: Before sanding, Provide with a mask, gloves and goggles. Using a ruler, cut pieces of abrasive suitable for your sanding block, you waste less paper.