1.100% virgin material 2.nice quality 3.various grade available 4.ISO2008:9001 certificate 5.swift delivery time ZHUZHOU DONGYA TOOLS CO., LTD is located in cemented carbide base of China—ZHUZHOU Lukou Development Zone,It is a high-tech joint-stock enterprise with foreign investment combines with the research, manufacture, sales of cemented carbide mould materials and cemented carbide tools ...