Henan Zhongtu SuperHard Products Co., Ltd is one professional and technological company engaged in Developing, Producing, Selling and Servicing Super Hard Products .The company mainly produces Vitrified Bond Tools, Resin Bond Tools, Metal Bond Tools, Electroplated Diamond/CBN Tools, Polycrystalline Diamond (PCD) Tools, Cubic Boron Nitride (CBN) Tools.These products are widely used to process magnetic materials,ceremic,optical glass,semiconductor,carbide,nonferrous metals,ferrous metals and so o