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100% New Good Quality NC38box-NC31pin Saver Subs​ Crossover Sub Drilling Product Introduction The Crossover Sub Drilling product is a specialized tool ... 자세히보기

Power Factory Box-Box Box-Pin Pin-Pin Quniting Subs The Crossover Sub Drilling product is a vital component in the drilling industry, designed to ... 자세히보기

High Quality Box-Box Box-Pin Pin-Pin Gunite Drilling Subs Crossover Sub Drilling product is designed with durability and strength in mind. It can ... 자세히보기

API Casing Circulation Joint Drilling Cross Joint Product Description The circulation joint connects the wellhead string to the surface circulation ... 자세히보기

API Standard Downhole Tools - High Quality Oil Field Splitter Joint Product Description The jumper serves the function of conversion and connection ... 자세히보기

Manufacturer Custom Wholesale Drill Strings Connector Crossover Sub Crossover Connector Color As required Size All sizes Material 4145H Surface ... 자세히보기

china power factory saver suba box-pin box-box pin-pin ln addition, cross drilling products usually have high strength and durability, and can work ... 자세히보기