... brand name:KMJ usage:grinding ,polishing ,sanding KMJ-2708 diamond abrasive flap wheel place of origin:dongguan ,china(mainland)type ... 3,more economicThe superabrasive diamond and cbn sand paper products( abrasive belts, block, discs, pads, bands) are made with our new ... other and then electroplated to be the products. The superabrasives coated product can work in dry or wet environment ,The most ...