Round Diamond Metal Pads for Floor Grinding Dongguan Merrock Industry Co., Ltd. Base Info Manufacturing Process：Cold PressShape：CircleBonding Agent：MetalTrademark：MRKTransport Package：CartonSpecification：4 inchOrigin：China Description Pre：4" Diamond Pads Wet Polishing Discs Next：4" Diamond Resin Pads for Dry Polishing
