Professional quality polishing discs which produce high gloss finish on granite, hard marbles and engineered stone.   The first three grades are manufactured with double concentration of diamond to enable them to quickly grind and close the face of the stone, in preparation for the polishing stages.  Constructed with a 3mm thick diamond resin layer WX2 discs give outstanding life and exceptional value for money.  Recommended Working Speed dry 2000rpm, wet 3000-4000rpm.