Chinese tungsten carbide ball 1.Can be refined product size, type, performance,etc. 2. ... -time. Zhuzhou Good Cemented Carbide Co., Ltd Chinese tungsten carbide ball 1. We have a few senior engineers who specializes in ... for watch parts, spring plates of musical instrumentsbattery jars, small sized steel balls, screws, screw caps.ML3213.9275085.5Impact resistance forging ...