Chengdu Joint Carbide Co., Ltd. is a subsidiary of Zigong Joint Carbide Carbide Co., Ltd. We have 20 years of experience in the production of carbide burrs. Currently, we have 3 factories and are the largest production base of carbide burrs in China. The entire processing process is completed in our own factory, from tungsten carbide to finished products, we can control the quality strictly. We have the most advanced sintering technology and brazing technology, using the best materials, and our products are exported to more than 80 countries regions, and have been widely praised by customers from all over the world.