【48Pcs tablets of Mixed Grit 】-Including popularly used grits: 40/60/80/120/180/240 grits, 8 pieces of each kind of Grits, total 48 pieces 10mm x 330mm aluminum oxide sanding belts, meet your daily grinding and polishing needs. Suitable for 330x10mm(13" x 3/8") Air Belt Sander/Finger Belt Sander 【Reinforced Sanding Belts】After the abrasive grinding belt has been polished many times, the surface texture structure is clear, the sand mesh is less worn, sharp as before, good toughness, and high strength. Wet and dry dual purpose, water and oil resistance, water-repellent treatment process. 【Connection】 Precision engineered bi-directional tape joint, diagonal connection eliminates splice bump, the belt sander sanding belts interface is flat, firm and not easy to break under pressure. After rotating, there will be no jump due to the tape joint, and it is convenient to use. 【Premium Quality Material】Sanding belts sanding paper are made with durable open coat aluminum oxide grain and fully resin bonded,quality craft allow the sand grit even, delivering fast and long lasting sanding.It has the characteristics of no sand grit loss, no color loss, and good wear resistance. 【Scope of application】 Suitable for Polishing of metal/aluminum copper/hardwood/synthetic materials/plastics/glass fiber/rubber; grinding of hard coating surfaces. Used in furniture, automobiles, yachts and other industries. Used in conjunction with a belt sander/power file sander/Finger Sander-to provide grinding, peeling and sanding from coarse to fine., Manufacturer: shuqiu