... available; -- prompt delivery. 1. About our companyZhuzhou Good Cemented Carbide Co., Ltd is one of the most professional cemented ... over 10 years. we have rich experience in both production carbide products . Most area such as Europe, Asia, Africa ... industry,5. Main products:(1)Tungsten carbide drill bits,(2)Tungsten Carbide Die,(3)Tungsten carbide insert, bar,(4)Tungsten carbide button, rod,(5)cutter ...