• 81-piece assortment of sandpaper with grits 400, 600, 800, 1000, 1200, 1500, 2000, 2500, and 3000. • Made of high-quality silicon carbide for a smooth and durable texture. • Suitable for dry and wet use with stable waterproof performance. • Uniform particles providing fine polishing, reducing scratches and burrs. • Ideal for surface treatment of metal, wood, varnish, glass, stone, and car bodies. • Dimensions of each sheet: 23 x 9 cm. • High hardness and cutting force that significantly improves polishing efficiency.