2, the ball clamp mechanism, can achieve non - stop down, easy to operate, safe and reliable.
3. Centralized handle for easy operation. Equipped with hole bottom pressure gauge indicating pressure, easy to grasp the situation inside the hole.
4. Compact structure, drilling rig, water pump and power machine (diesel engine or motor) are assembled on the same base, occupying a small area of the airport. Light weight, strong decomposition, easy to move.