The company specializes in product, is the only manufacturer in Yuhuan M2.5---- M16 hand (Gcr15). Machine (W6Mo5Cr4V2) and the spiral groove. Spiral pointed tap the business, with rich production by more than a decade as the market diversification, the company set up a special talent, timely response to needs, such as the U.S. system. SPLALOCK. left tooth, ST. Inch. German. T-type and non-standard to adapt to the market to more timely delivery of small batch size, etc. meet customer requirements, radical users of the Company's service, make every effort to help customers solve problems and willing to work with you to create a long-term and friendly partnership. Must first sharpen his customers is our eternal pursuit