The power of groundwater! Directional construction drill bit amazing moment

Directional drilling is a trenchless construction technology widely used in laying and crossing underground pipelines, such as cables, optical cables, water supply pipelines, natural gas pipelines, etc. Compared with the traditional trenching method, directional drilling can complete underground projects without damaging ground buildings and the environment, and is particularly suitable for crossing complex areas such as rivers, roads, railways and buildings.

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вот это точность