Best Tri Cone Drill Bits for Hard Rock Drilling | TCI Roller Cone

Wuhan YIJUE Tengda Machinery Co. Ltd., established in 2010 with 22,000 square meter production base and obtained ISO9001 and 60 patent certificates. As a professional pile foundation drilling tools supplier with main products include drilling bucket, casing tube, conduit pipe, engineering teeth kelly bar, single roller cone bit, drilling teeth, used machine and so on. We have excellent teams who focus on product development & design, quality control & inspection and company running. In order to supply the satisfied factory products and services, we have built a modern quality management system which is in strict accordance with international standards. Our goal is to offer you the best hole quality, the most meters drilled per hour, and the lowest production cost possible. It's just that simple. Our products are also exported to clients in USA, Australia, Poland, Pakistan etc.