1. With hydraulic automatic feeding device, elevated drilling efficiency.
2. The holding mechanism with upper spherical jaws is used as substitute for chuck. The rod can be replaced without shutdown.
3. Centralized handles, easy operation, safe and reliable.
4. The drilling machine, pump and diesel engine are installed on a common base frame in order to have a compact structure and occupy small field area.
5 lightweight, high detachability, easy transportation and suitable for the operations in plains or mountain areas..
