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Xiâ € ™ an Longer Machinery Co., Ltd.
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Xiâ € ™ an Longer Machinery Co., Ltd.
Xiâ € ™ an Longer Machinery Co., Ltd.
China

  • Products Catalog

    Drill Collar

    Drill Collar

    Quantity Order:
    Origin:
    China
    Payment Method:
    Telegraphic Transfer (T/T)

    Specification :

    Usage
    One of the most important components of the drill string is to provide drilling bit of pressure and the drill string rigid role.

    Standard
    API 7, API 7-1 and SY/ T standards.

    Material
    AISI 4145 H or Non-magnetic material.

    Types
    Slick drill collars / Spiral drill collars / Non-mag material drill collars

    Size
    OD : 3 1/ 8†---11†, Length : 10’ ---31’

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