Content :

Summary
Advantages:

Needless to replace the internals of the engine head,just handle the handle to operate it.
Easy to operate.More time-saving and effortless.Drilling faster and more efficient.
Have reached the Tip-top level of the same field now,and allow to be replaced with the same kind of the domestic products.
Applications
Available for drilling,splitting breaking, ramming, shovelling. And widely used in mining,road-construction, quarrying and national defense construction,etc.