9150 Length NC26-35(2 3181F) 82.9 mm Bevel Diameter Drill Collar for Oil Well Drilling Oil Field Equipment
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COMPANY PROFILE We(SWS) is a professional company engaged in the development, manufacturing, sales and service of downhole oil tools; Advanced downhole tool manufacturing technology from the U.S. and Canada is used to provide casing accessories that exceed......
Jiangsu Service Petroleum Technology Co., Ltd
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Oilfield drilling tools API size 5" length 13500 mm common drill collar
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Drill Collar features: • High quality, unique material • Special medium frequency heat treatment method • Meet the requirements of API SPEC7-1 • Aadvanced super magnetic method and mechanical properties •Strict quality management system •We can provide......
Dongying Kangyu petroleum Engineering Technology Service Co.,Ltd
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