This drilling machine is newly designed and manufactured according to the requirement of foundation engineering, suitable for drilling medium mini-type grouting hole of building, skyscraper,dam and harbor and drilling water well.
Mast structure, top-drive head can move down or up along with, strength and rigidity. Large torque, compact structure,easy to move. Top-driver head is equipped with hydraulic chuck, drlling efficiently. Reasonable arrangement, easy to operate, smooth and quick.