depth 150m water well drill rigs

Độ sâu 150m Máy khoan giếng nước Máy khoan neo thủy lực

Portable Anchoring Lifting Hydraulic Rig Machine Small Water well Hydraulic Rig Machine Installation of hydraulic rig machine: 1. When the drill rods are connected by threads, the power heads can be returned only when the gripper pinches the drill rods and turns them back when adding and disconnecti...