점보 드릴링 리그 지하 암반 발파공 드릴링 머신 터널링 유압 드릴링 리그

지하 덤보 파리 리그
September 11, 2025
Video Description:
Discover the high-performance Jumbo Drilling Rig, designed for efficient underground rock blast hole drilling and tunneling. This hydraulic drilling machine offers precision, durability, and cost-effectiveness for medium-sized tunnels and drifts. Equipped with automatic drilling and real-time monitoring, it ensures safe and efficient operations in challenging environments.