Uses and fields use
The Internal Combustion Rock Drill Type YN27J is a very efficient machine with the characters that the structure is very compact,Less of the-easy-to-damage-parts,and very easy to control.It can adapt to these outside situations there is no water and no electronic power.It is a Kind hand held drill built up with gasoline engine,Air pump,rock drill and the rotation plumbum equipment for running or stop.It can be used as a tool for breaking,percussive drilling,tamping besides rock Drilling.