St 30 OEM Kỹ thuật khoan khoan thử đất với bánh xe

Video Description:
Discover the ST 50 OEM Engineering Drilling Rig, a versatile and portable hydraulic drill designed for soil testing with wheels. Ideal for challenging terrains like mountains, hills, and rivers, this rig offers high, medium, and low-speed drilling with lightweight construction and fast drilling speeds. Perfect for geological surveys, core drilling, and small well drilling.