Diafront is dedicated to developing and manufacturing quality PDC Cutters for oil drilling and coal mining. We have been offering not only premium quality products but also customized services and solutions to global partners from United States, Canada, Australia, Latin Americas, Europe, Middle East and Africa. Our technical team is grouped by scientists and engineers devoted to R&D of PCD/PDC/PCBN products in early 1980s, trying various production methods and techniques for production innova.....

Our company, Supreme Super-hard Materials Co.,Ltd. is a leading manufacturer in super-hard material products, mainly including Polycrystalline Diamond Compact, Polycrystalline Diamond wire drawing die blanks, polycrystalline cubic boron nitride compact cutters, polycrystalline diamond compact cutters The company is located in No.E1 Seattle Industrial Park, Xingyang City, Zhengzhou, Henan Province and we own many top technologists of super-hard material industry and strong technical force. Me.....

Hejian Ouman Drill Bits Co., Ltd. which is a private integrated with manufacturing,marketing,salling and recycling. Our product department is located in Hejian City, Hebei Province, China,and sales department is in Yang Town,Shunyi District,Beijing. The principle businesses are as following: 1.Advantage of PDC/PDC cutters’ supply, inventory spot to ensure quality; Agent PDC/PDC cutters for sale. 2.Supply used and imported complete PDC/PDC cutters predominately. 3.Recycle used complete .....

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