Feature:1. Made of highquality diamond powder impregnated in resin, strong and durable, and suitable for wet or dry polishing of stone.2. Wet sanding can minimizing scratches, prevent sandpaper from clogging with dust, removes loose abrasive particles and reduces airborne dust.3. Suitable for grinding and polishing granite, concrete, marble, stone, ceramic tile and glass.4. Made with high grain, provides superior high strength, high flatness and longer life.5. With compact size, very easy to carry and store, and it can saving time and improve work efficiency.Specification:Item Type: Sanding DiscsMaterial: DiamondModel: 3 inch white ground polishing pad (500 mesh)Color: RedGrit Size: 500 gritOuter Diameter: Approx. 80mm / 3.1inInner Diameter: Approx. 12mm / 0.5inProcessing Objects: Marble, diamond, stone, ceramics, terrazzo, concrete polishingScope of Application: Stone, ceramic, terrazzo, concrete polishing.Package List:10 x Sanding Disc