Gold Member Since 2010
Audited Supplier
Puyang Zhongshi Group Co., Ltd.

Heavy Weight Drill Pipe, Drill Pipe Price, Drill Pipe Manufacture manufacturer / supplier in China, offering API 2-3/8 J55 Heavy Weight Drill Pipe Price Manufacture, API 11ax Cobalt Alloy Valve Pairs Stellite Valve Ball and Seat, API 11ax Pump Parts Valve Pair Valve Ball and Seat and so on.

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