【 material】- The sanding belts are manufactured with coated backing, open aluminum oxide grain and high quality resin over resin bond. High quality raw materials ensure better polishing efficiency and performance【Connection】 - Precisely designed two-way belt joint, diagonal lap joint eliminates joint shocks, belt sander sanding belts interface is firm and not easy to break under pressure. 【Performance】Antistatic and washable, add additives to the resin to resist stress. High-quality manufacturing ensures that the saturated sand is wear-resistant, densely distributed and anti-clogging. 【Application】 - Work with a 533 x 75 mm belt sander - a heavy-duty coarse to medium sanding, stripping and grinding tool for wood, aluminum, fiberglass, rubber, plastic, stone and non-ferrous metals, etc. 【grains】With grit 80 you can choose between the sanding belt with coarse grit or the sanding belts with fine grit depending on your needs.