tapered hexagonal hollow drill rod/drill pipe

           We are a professional manufacturer.Is a collection of drilling, mining drilling tools, hardware tools, professional manufacturing, sales in the integration of professional manufacturers, with independent import and export right site in shandong liaocheng city in China, products can be customized according to customer requirements, and accept the sample orders, product prices, the number of product according to customer negotiate, please contact us for details.Delivery mode can according to customer requirements, support China's major ports.As a manufacturer, we offer all the problems and promote technical support.In addition, we accept the quality problem to return or exchange.