General description Belt widely used in metallurgy, machinery, shipbuilding, industry, leather, wood, building materials, textile, and other industries. Suitable for grinding and polishing plywood, particle board, decorative plates, bamboo, rattan products, stainless steel, non-ferrous metal, black metal plates, blades, and various metallic and non-metallic materials. Technical specifications Color: Brown Material: Alumina Grit: 40#, 60#, 80#, 120# Size: 13mm x 457mm Maximum Line Speed: 3000 m/min Package Contents: 10 pcs x 40 Grit Sanding Belts, 10 pcs x 60 Grit Sanding Belts, 10 pcs x 80 Grit Sanding Belts, 10 pcs x 120 Grit Sanding Belts Measurement allowed error: +/- 1-3 cm