... dry-polishing 2.high gloss finishs in a short time 3.never mark the stone surface 4.for portable grinding M/C Features:1.Flexible polishing pads ... , also integrated grains with resin oid2 ... 3, 4, 5, 6TypeDry Polishing Pad, Wet Polishing PadGrit50,100,200,400,800,1500,3000,buff Dry diamond polishing pad for maintaining, ...