... grinding disc,diamond polishing disc. 4,6,8,10 inch available. Metal grinding disc,diamond grinding disc ... .DescriptionGritSizeCharacteristicsDiamond Grinding Disc50#,200#,400#4,6,8,10 inchHigh efficiency,durable lifeResin Grinding Disc500#,800#,1500#, ... glossPolishing DiscLUX4,6,8,10 inchQuick lustering, high clearness2. Characteristics: Strong grinding force, high gloss,quick lustering, low grinding ...