4 Inch Diamond Concrete Grinding Wheel for Floor Grinding Zhejiang Jinghua Glass Co., Ltd. Base Info Model NO.:J010Manufacturing Process:Cold PressShape:CircleBonding Agent:MetalTrademark:MRKTransport Package:CartonSpecification:30#50#100#150#200#300#Origin:ChinaHS Code:8207901000 Description Pre:Two Segments Diamond Grinding Shoe for Concrete Grinding Next:6PCS HSS Rotary Tool Circular Saw Blades Cutting Tool