The Roller cone is a new design, through excellent processing technology and high-quality raw materials, the performance of Roller cone up to a higher standard. We are perfect for every detail of the Roller cone, guarantee the quality level, so as to bring you the perfect product experience. HAOQI is a professional China Roller cone manufacturer and supplier, if you are looking for the best Roller cone with low price, consult us now!
Specializing in the production and sales of drilling tools such as tricone bit,PDC bits,Hole Opener,roller cone bits,hammer and mud motor,drill pipes,drill collars,etc.
