... stone 2.RPM: 5,000~11,000r/min 3.Glossy: 100-110 dge 4.Diamond layer thickness:3.0mm Granite Wet Polishing ... Japanese polishing pads.Characteristics:3" to 7" Glossy polishing surface (100~110 deg) Simple operation No scratch and color be left on ... Japanese and European BrandSpecification:Out Diameter (inch)Grit Size3"50, 100, 200, 400, 800,1500 , 3000, buff60, 150, 300, 500, 1000 ...