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    • Symmetric Overburden Casing System Drilling Tools - China

    price: 645.00 Dollar US$

    Symmetric Overburden Casing System Drilling Tools

    Products Photos Catalog Symmetric Overburden Photos Catalog

    Symmetric overburden casing system Drilling Tools with Casing Tube Retrievable Symmetric Drilling tools with csing tube step-by-step:

    1 - When the drilling starts, the central bit drive the ring bit down the hole, meanwhile the casing shoe and casing tube follow down together.

    2 - When arriving the bedrock, reversly rotate the tools and the central bit is pulled out from the hole.

    3 - During pouring the concretes through the casing tube, pull out the casing tube with the ring bit synchroly.

    Assembly Code Hammer Drill pipe dia.

    (mm)

    TGZ75-3.5-108/7.5 DHD3.5 76

    TGZ80-3.5-114/6 DHD3.5 76

    TGZ90-3.5-127/6.5 DHD3.5 76

    TGZ103-340-140/6 DHD340A 76

    TGZ106-340-146/7.5 DHD340A 76

    TGZ121-350-168/10.5 DHD340R 76 / 89

    TGZ130-350-168/8 DHD340R 76 / 89

    TGZ136-350-178/9 DHD340R 76 / 89

    TGZ139-350-183/10 DHD340R 76 / 89

    TGZ148-360-194/6.5 DHD360 114

    TGZ163-360-219/7 DHD360 114

    TGZ163-360-219/12.5 DHD360 114

    TGZ218-380-273/11.5 DHD380 114 / 140

    TGZ218-380-273/6.5 DHD380 114 / 140

    TGZ253-110-324/9.5 DHD110 140 / 194

    TGZ338-112-406/9.5 DHD112 194 / 273


    Company Contact:


    • Phone: +86-717-6262131

    • Address: Wujiagang Industrial Park, Yichang , Hubei , China

    • Email: Email


    Published date: October 30, 2017

    • Business Description: Wooke is one of the leading and ISO9001: 2008 certified manufacturers of rock drill equipment established in 1995.

      Also we are one of the three biggest air pressure DTH drilling tools factories in China, as well as one of the best high-air-pressure DTH drilling tools manufacturers in China.

      We mainly produce and supply customers a variety of :

      --- High, medium and low air pressure DTH hammer and bits.

      --- API standard DTH drill pipes.

      --- Eccentric and symmetric casing systems.

      --- Hydraulic top hammers including tapered button bits, coupling sleeves and shank adapters.

      --- RC hammers and bits

      --- Kinds of adapters.

      All of our products have the features :

      * Capable of drilling in almost all ground conditions.

      * Designed for maximum performance

      * Made of quality steel with tungsten carbide buttons.

      * Percision machined and heat treated to the required hardness.

      When you purchase our drill tools, we are sure that you will be overwhelmingly satisfied with the performance and durability.

      Welcome to contact us via wooke.

      cyndee@gmail.

      com / WhatsApp: +8613277255863

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