Based on domestic market and expand overseas business is our development strategy for tricone roller bits iadc127, BS5163 NOR RISE STEM GATE VALVE, 6"TCI bit IADC417, PN16 GLOBE VALVE,TCI 250mm tricone bit. We look forward to receiving your enquires soon and hope to have the chance to work together with you inside the future. Welcome to take a look at our organization. The product will supply to all over the world, such as Europe, America, Australia,Bulgaria, Cairo,Sydney, Qatar.We look forward to hearing from you, whether you are a returning customer or a new one. We hope you will find what you are looking for here, if not, please contact us immediately. We pride ourselves on excellent customer service and response. Thank you for your business and support!