For 6 inch rock bit, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our 6 inch rock bit has been well received by many customers and enjoyed a good reputation in many countries. Zhuzhou Jinxin Group Cemented Carbide Co., Ltd. 6 inch rock bit have characteristic design & practical performance & competitive price, for more information on the 6 inch rock bit, please feel free to contact us.