API Drill Collar Crack Detection Spiral Drill Collar and Non Magnetic Drill Collar
Jiyuan City East Heavy Industry Co., Ltd.Polypropylene Casing Insulator Spacer with End Seal
Puyang Zhongshi Group Co., Ltd.API 7-1 Non-Magnetic Drill Pipe Mini Collar Flex for Well Drilling Nmdc P550 P530
Jiyuan City East Heavy Industry Co., Ltd.Amagnit 601 Od 6 5/8 Non-Magnetic Heavy Weight Drill Pipe
Jiyuan City East Heavy Industry Co., Ltd.ISO Standards Centrifugal Casting Machine
Jiyuan City East Heavy Industry Co., Ltd.2fz18-21 U-Type Single RAM Double RAM Annular Bop Wellhead Blowout Preventer
Puyang Chensheng Petroleum Technology Co., Ltd.Directional Drilling Tool Distributors 1.2313/21crmo10/21CD10 Centrifugal Casting Pipe Moulds
Jiyuan City East Heavy Industry Co., Ltd.API Oil Downhole Tool 6 5/8" Reg Drilling Bit Sub
Puyang Zhongshi Group Co., Ltd.API Monel / P530 Nmdc Non-Magnetic Drill Collar for Well Drilling
Jiyuan City East Heavy Industry Co., Ltd.API Certificated Nmdc Non Magnetic Drill Collar for Oil Well Drilling Rig
Jiyuan City East Heavy Industry Co., Ltd.1.5m Length E75 R780 O. D. 50mm Fine Threaded Geological Drill Pipes
Jiyuan City East Heavy Industry Co., Ltd.High Quality Drill Pipe API 9600mm 9200mm Heavy Weight Drill Pipe
Jiyuan City East Heavy Industry Co., Ltd.Professional Drill Pipe Supplier High Strength Drill Rod Pipe
Jiyuan City East Heavy Industry Co., Ltd.Xq140/12ya Casing Power Tong 2 7/8"-5 1/2"for Tubing Drilling Pipe Casing
Puyang Chensheng Petroleum Technology Co., Ltd.API 7-1 3 1/2inch Nc38 Heavy Weight Drill Pipe
Jiyuan City East Heavy Industry Co., Ltd.API 7-1 Nmdc 4145h Non-Magnetic Drill Pipe Drill Collar for Directional Drilling Tools
Jiyuan City East Heavy Industry Co., Ltd.Oil Exploration Drilling Good Efficiency Alloy Steel Drill Rod
Jiyuan City East Heavy Industry Co., Ltd.21crmo10 Pipe Mould for Centrifugal Casting Iron Pipe
Jiyuan City East Heavy Industry Co., Ltd.Crack Detection Nmdc Non-Magnetic Spiral Drill Collar Drill Collar
Jiyuan City East Heavy Industry Co., Ltd.Good Price API 5dp G105 S135 Drill Pipe for Drilling
Jiyuan City East Heavy Industry Co., Ltd.3 1/2'' Drill Pipe for Well Drilling
Jiyuan City East Heavy Industry Co., Ltd.2-3/8" to 9-5/8" Hydraulic Thread Make up and Break out Power Tong Unit
Luoyang Universal Machinery Co., LtdStress-Relieved Non-Mag Collars P550 Od 5 Inch Non-Magnetic Heavy Weight Drill Pipe
Jiyuan City East Heavy Industry Co., Ltd.API Drilling Rig Hwdp Integral Spiral Heavy Weight Drill Pipe
Jiyuan City East Heavy Industry Co., Ltd.7 Inch Spiral Drill Collar Non-Magnetic Tools for Oil Well Drilling
Jiyuan City East Heavy Industry Co., Ltd.Centrifugal Casting Ductile Iron Pipe Mould
Jiyuan City East Heavy Industry Co., Ltd.