... short time 3.never mark the surface Feature:1.Flexible polishing pads, also integrated grains with resin oid2. ... High gloss finishs in a short time3.Suitable for the grinding process of the curved or polygon ... the natural color5.White buff for light color stone finally, and black buff for dark color.All polish pads ... 400,800,1500,3000,buff dry polishing pad,flexible polishing pad,for marble,granite