Our intention should be to fulfill our consumers by offering golden provider, superior price and superior quality for roller cones bit for HDD rock reamer, IADC517 346mm bits for well drilling, mill tooth bit 5 7/8", pdc diamond bit,pdc and tricone bit factory. Now we have experienced manufacturing facilities with extra than 100 employees. So we could guarantee short lead time and high quality assurance. The product will supply to all over the world, such as Europe, America, Australia,Sierra Leone, Leicester,Vietnam, Mozambique.After years' creating and developing, with the advantages of trained qualified talents and rich marketing experience, outstanding achievements were gradually made. We get good reputation from the customers due to our good products quality and fine after-sale service. We sincerely wish to create a more prosperous and flourishing future together with all the friends home and abroad!