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TianHe Oil Group Co., Ltd
TianHe Oil Group Co., Ltd
China

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    Spiral Drill Collar
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    Spiral Drill Collar

    Price:
    10
    Quantity Order:
    Payment Method:
    Telegraphic Transfer (T/T)

    Specification :

    Spiral Drill Collar

    Spiral Drill Collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from differential pressure. TIANHE brand spiral drill collars are manufactured strictly according to API Spec7-1 and Standard SY5144.

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