General description 100 pieces of 520 x 20 mm sanding belts, featuring 10 different grits: 40, 60, 80, 100, 180, 240, 320, 400, 600, and 800. These sanding belts are designed with a resin bond and reinforced construction, utilizing high-quality open-coat aluminum oxide to prevent clogging and extend performance. They are suitable for a variety of belt sanders, including mini DIY sanders, file sanders, and electric belt files. Technical specifications Dimensions: 520 x 20 mm Quantity: 100 pieces Grits: 10 x 40, 60, 80, 100, 180, 240, 320, 400, 600, 800 Usage Abrasive belts are suitable for polishing, paint, and rust removal from wood and metal. Widely used in various industries including metallurgy, machinery, shipbuilding, light industry, leather, building materials, textiles, and home crafts. Other information