Zhuzhou ChangNian Cemented Carbide Co.,Ltd is a several years experienced of tungsten carbide cutting tools Manufacture .Main product have.carbide cnc inserts/carbide end mills /carbide rods/carbide plates/carbide strips/PCD PCBN tools,and some OEM special tungsten carbide or PCD/PCBN cutting tools. contact e-mail zzcncarbide at hotmail.com,skype ID:zzcncarbidetool