Flexible Polishing Pads 1. Flexible polishing pads, also integrated grains with resinoid. 2. Supply a better performance in grinding marble or granite with polishing. 3. Not easy to wear out and no dye left or burn the surface of granite or marble. 4. Suitable for the grinding process of the curved or polygon surface. 5. Dry polishing pad, Wet polishing pad and Black/White Buff are available. 6. Diameter: 3, 4 and 5 inch and thickness is 2.2/3mm. 7.Grit: 50# , 100# , 200# ,400#, 800#, 1500#, 3000#, buff.