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    Products >> Bits & Reamer

    Three-wing Drag Bits

    The Drag Bits can penetrate softer formations such as stiff clays and mudstones very quickly. Usually used for construction or other site investigation projects. It has two types, Step Type and Chevron Type.
    We can design the special size per customers' requirements.
    Generally, available with following sizes:

    Darg Bits Size and Connection Thread
    Diameter(Inches) Connection Pin Type Chevron Type Step Type
    2-7/8" AW Rod Y Y
    3-1/2" NW Rod Y Y
    3-3/4" 2 3/8” API REG Y Y
    4-3/4" 2 3/8” API REG Y Y
    5" 2 3/8” API REG Y Y
    5-1/8" 2 3/8” API REG Y Y
    5-3/4" 3-1/2” API REG Y Y
    6" 3-1/2” API REG Y Y
    6-3/4" 3-1/2” API REG Y Y
    7" 4-1/2” API REG Y Y
    7-1/2" 4-1/2” API REG Y Y
    8" 4-1/2” API REG Y Y
    Sizes up to 22" available - please ask for details 4-1/2” API REG N Y

    About us
      Beijing Tengyue Technology Co., Ltd is a big high-tech integrated enterprise, which mainly on R&D inclinometer. It possesses excellent equipment and a number of specialists and technicians .Our company consistently keeps API and ISO as the standard and puts it into practice.
       Our main products include electronic single shot inclinometer, electronic multishot inclinometer, photographic single shot inclinometer and MWD. We will provide users with overall solutions according to different requirement on site.
       At the same time, we are trading the relative oil and gas ......[More]
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