7pcs 5 Inch 50-3000 Grit Diamond Polishing Pad Sanding Disc for Marble Concrete Granite GlassFeatures:- Flexible and practical, available for wet or dry polishing.- Good performance, strong grinding force and smoothness.- High efficiency, fast work, achieve good gloss.- Accessory for grinder, polisher and other diamond tools for polishing.- 7pcs in one set, grits 50, 100, 150, 200, 400, 500, 800, 1500, 3000, 6000 meet various need.- Widely used for polishing, restoring, cleaning, grinding or shaping stone, crystal, glass, ceramic stone, concrete, granite, marble, etc.Material: Diamond + ResinQuantity: 7 pieces/setGranularity: 50 ,150 , 300 /500 /1000 ,2000 , 3000 Diameter: 125mm/5 inchInner Diameter: About 20mm/0.78"Thickness: About 3mm/0.11"Fit for: Large model 150, model 180 grinding machine or edge grinding machine. Package Includes:7 xPolishing Pads