1.  The TJKS-920 Integrated down the hole drill rig for open use is an advanced drilling device integrating the down the hole drilling system and screw air compressor system, characterized by compact structure, excellent integrity and mobility. 

  2.  The drill rig meets national standards for emissions and environment. It is typical of energy conservation, efficiency, safety, environmental protection. Environment-friendliness, flexibility, simple operation and stable performance, etc.