Diamond Grinding Shoes 4 Inch Concrete Grinding Blade Dongguan Merrock Industry Co., Ltd. Base Info Manufacturing Process：Cold PressShape：CircleBonding Agent：MetalTrademark：MRKTransport Package：CartonSpecification：30#50#100#150#200#300#Origin：ChinaHS Code：8207901000 Description Pre：16# Concrete Grinding Shoes Diamond Grinding Blade Next：Honeycomb Dry Concrete Polishing Pads
