машина бурения керна диаманта скважины 130m 180m 200m для небольшого Grouting ворота отверстия

гидравлический станок для колонкового бурения
July 26, 2023
Video Description:
Discover the ZDY 250 Full Hydraulic Tunnel Drilling Rig, designed for efficient and simple operation in underground drilling. Ideal for small grouting holes, this rig offers quick speed, stability, and easy mobility. Perfect for hydro-power stations, support drilling, and more.
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