Carbide Rod Tungsten factory 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. http://www.kunruicarbide.com/