... About us:Zhuzhou Cemented Carbide Co. Ltd. is a professional tungsten carbide manufacturer in Zhuzhou City, our ... here and it will be simple and easy to do business with us. Quality control system:Every ... kept in our files.Strict quality control system to make sure every single piece can match your ... , A12, A16, A20, A25, A32, A40, A50Carbide brazed tips-Type B: B5, B6, B8, B10, B12, B16, B20, B25, ...