Elevator, Rubber Hose, Power Tongs manufacturer / supplier in China, offering Rotary Drilling Rig API 7K Tubing Drill Pipe Tool Type Chd/C/E/HD Pneumatic Spider, Oil Drilling Rig Equipment API 7K Type C, Chd and E Pneumatic Spider, Flexible Steel Choke Line and Kill Line Coflex Choke Working Drilling Choke Hose and so on.
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