EACH DIAMOND LTD. professionally manufactures Polycrystalline Diamond Compact（PDC）Cutters. Our PDC cutters with excellent performance exhibit high penetration rate, long-lasting, and highly cost-effective in down-hole drilling applications. We are located in Zhengzhou High-tech Zone, a National Innovation Superabrasive Industry Park. With outstanding knowledge and 30 years of professional experience, EACH DIAMOND team dedicates tremendous effort to the design, development and production t