We are Dongying Lianfeng Petroleum Machinery Co., Ltd. based in Dongying, China. We are member of TradeKey.com since July, 2013. Our business is related to Industrial Machinery industry and we specifically deal in Tool Joint for Drill Pipes. Please find our product details below: Tool Joint for Drill Pipes The drill pipe joints are important connecting parts of petroleum drilling drill pipes and widely applied in the petroleum drilling industry. Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.