Gold Member Since 2017
Audited Supplier
Beijing Superior Drilling Equipment Co., Ltd.

Drill Collar, Tube, Oil Tube manufacturer / supplier in China, offering High Quality API Oil Drilling Tool Threaded Drill Collar Low Price, Tricone Bits /Rock Bit for Water Well /Oil Well, 12 1/4 " IADC 537 Tricone Bits/Rock Roller Bit and so on.

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