Customized Tungsten Carbide Bars Our Factory Zhuzhou Kunrui Carbide Co.,Ltd, established in 2011, is a professional engaged in the research, development, sale, and service of tungsten carbide rods, grounded carbide rods, carbide tubes, carbide strips, and other carbide products. Kunrui is concentrated on developing and producing standard and non-standard tungsten carbide rods and tubes with diameters from 0.5 mm to 45 mm, length could reach 1000 mm. They are full dimensions and rich inventory for each grade. From solid rods to single and double straight holes ones, and then to that with spiral holes, four series, six grades, breaking through the key research of 150- 200 Nano cutting tool materials, and we achieved to be always taking the lead. Kunrui has obtained 15 patents, which include 2 invention ones, and won the “Hign-end CNC Tool Alloy New Material Production Project” by the National Development and Reform Commission. Our products sold well at home, in Europe, America, Russia, and South Asia. In addition, we also welcome OEM and ODM orders. It is the core concept of Kunrui to win with profession and quality. Kunrui established a complete quality control system and gained the ISO9001 and ISO14001 certificates. Under strict quality control, the one-time pass rate of our products reached over 98%. We warmly welcome customers from at home and abroad to cooperate with us for common success. Our Product Unground Tungsten Carbide Solid Rod Ground Tungsten Carbide Solid Rod Tungsten Carbide Rod With Coolant Hole Tungsten Carbide Strip Our Certificate ISO9001, ISO14001, TUV Customized Tungsten Carbide Bars website:http://www.kunruicarbide.com/