... hand padsplace of origin:dongguan ,china(mainland)type:diamond hand pads brand name:KMJ usage:grinding ,polishing ,sandinggrit: 40#-5000 ... 1,for glass, stones,steel,etc 2,professional manufacturer 3,more economicThe superabrasive diamond and cbn sand paper products( ... abrasive belts, block, discs, pads, bands) are made with our new production technologue. Made with ...