THIS SALE IS FOR A 3500 GRIT 4″ RESIN DIAMOND WET POLISHING DISC FROM BARRANCA. DESIGNED TO BE USED WITH THE BARRANCA BD-125 WET POLISHER. ONE SIDE HAS DIAMONDS EMBEDDED IN RESIN AND THE OTHER SIDE IS HOOK & LOOP MATERIAL TO ATTACH IT TO THE BARRANCA HARD RUBBER BACKER USED WITH THE WET POLISHER. HAS A CENTER HOLE FOR THE WATER NOZZLE. WE DO NOT INCLUDE CUSTOMS OR DUTY FEES ON INTERNATIONAL ORDERS IN THE SHIPPING COSt.!