Henan Shenlong Petroleum Drilling Tools Co., Ltd, a U.S.-China joint enterprise, is one of the leading manufacturers of high quality petroleum drilling tools based in mainland China. We are dedicated to servicing the oil and gas exploration and oil drilling industries on a global basis. Our main products include Slick Drill Collar, Spiral Drill Collar, Non-Magnetic Drill Collar, Heavy Weight Drill Pipe,Stabilizer, amongst others
China NMDC Non Magnetic Drill Collars supplier
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China Non-magnetic Drill Collar Manufacturers and Supplier - China Vigor Drilling Oil Tools And Equipment Co.,Ltd
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China Non-magnetic Drill Collar Manufacturers and Supplier - China Vigor Drilling Oil Tools And Equipment Co.,Ltd
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Slick/Spiral Drill collar,Non magnetic drill collar,NMDC,API 7-1 standards.4145H or P530,P550 optional.