Máy khoan lõi kim cương lỗ khoan 130m 180m 200m cho tời lỗ nhỏ

máy khoan lõi thủy lực
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.