Overburden Drilling System

    2. Eccentric Overburden Drilling System The eccentric overburden drilling system is suitable for drilling water wells, geothermal wells, micro piles, and medium mini-type grouting holes in buildings, dams and harbor projects.
    2. Casing Tubes Application Range: It is suitable for drilling water wells, geothermal wells, short miscopies, medium mini-type grouting hole of building, dam and harbor project.
      Design Principles: Make the casing follow easy and the equipment and operation simple.
      Outstanding Advantages: Simple structure, easy operation, reliable quality, retrievable drilling tools, and long service life.

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