We have now probably innovative production equipment, experienced and qualified engineers and workers, regarded high quality control systems and also a friendly expert income team pre/after-sales support for drill bit for core barrel, Tri cone bits 311mm, tricone drill bit IADC437, tricone drill bit for well,diamond pdc bit. We are sincerely looking forward to cooperate with customers all over the world. We believe we can satisfy with you. We also warmly welcome customers to visit our factory and purchase our products. The product will supply to all over the world, such as Europe, America, Australia,Belarus, luzern,Greenland, Poland.We are confident that we are able to provide you with opportunities and will be a valuable business partner of you. We look forward to working with you soon. Learn more about the types of products that we work with or contact us now directly with your inquiries. You are welcome to contact us anytime!