Henan Precision Diamond Co., Ltd., also known as TKD Co., Ltd, is a professional manufacturer and exporter of superhard materials and tools based in Zhengzhou, China—a global hub for the diamond industry. Established in 2007, the company specializes in the research, development, and production of Polycrystalline Diamond Compact (PDC) and Polycrystalline Diamond (PCD) products. Its extensive portfolio includes PDC cutters for oil and gas drilling, mining, and construction, as well as PCD cutting tool blanks, TSP (Thermally Stable Polycrystalline) cutters, and PCBN inserts.
The company operates a specialized manufacturing facility equipped with 18 sets of hydraulic press machines, including large-scale 750mm presses for oil-grade PDC production. Beyond core cutting materials, Henan Precision Diamond Co., Ltd. provides industrial solutions such as diamond grinding wheels, PCD wire drawing dies, and advanced machinery including PCD fiber laser cutting machines and high-vacuum brazing furnaces. Their products serve diverse sectors, including metallurgy, mineral energy, woodworking, and jewelry, where they offer both HPHT and CVD lab-grown diamonds.
With over 14 years of industry experience and ISO 9001 certification, the company has established a significant international presence, exporting approximately 60% of its output to over 50 countries across Europe, America, Africa, and Southeast Asia. They are recognized for integrating R&D with large-scale production to meet the precision requirements of global industrial machining and geological exploration fields.
Hpht Synthetic Diamond Super Quality Round Cushion Brilliant Cut Carat Weight Vs Si Clarity for Stud Earrings for Women/Men$1520
Super High Hardness PDC Cutter PDC Inserts Chain Saw Machine Spare Parts for Marble/Limestone Quarry Chain Saw$10