Premium Material: 3 inch sanding discs is made of high quality latex paper and silicon carbide that is durable, anti-static, good flexibility, wear resisting and prevent clogging.Uniform grit, little dust. Hook & Loop sanding pad :Compatible with most tools,such as die grinders, air grinders, electric drills, etc. sanding disc can also be used for hand . About Buffering Pads: buffering pad that can reduce vibration when used.Can also extend service life of sanding pad. Multiple Grit Sandpaper Set: Different grades sandpaper from rough to fine grits to meet your different polishing need .Suitable for most kinds of tools, such as die grinders, air grinders, electric drills, etc. Wet and Dry Sandpaper: Wetting use is more effective because it will wash the particles in the grinding surface to reduce clogging. Can be used for polishing, such as metal, wood,plastic, , artificial stone, wood furniture ,mold processing, precision equipment polishing, automobile polishing, jade jewelry polishing. Colour: color Material: alumina Size: 75mm Package Contents: 10 * 80 grit sandpaper 10 * 180 grit sandpaper 10 * 240 grit sandpaper 10 * 320 grit sandpaper 10 * 400 grit sandpaper 10 * 600 grit sandpaper 10 * 800 grit sandpaper 10 * 1000 grit sandpaper 10 * 1500 grit sandpaper 10 * 2000 grit sandpaper 10 * 3000 grit sandpaper 1 * 3 inch M6 backing pad 1 * 3 inch soft buffering pad Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.