Its outstanding characteristic is that the stated functions can be realized by changing the hand handle according to the requirements without changing the inner parts of the machine head.
The machine has the characteristics of easy operation, time saving, labor saving and fast drilling as well as high efficiency, etc. It is now reached the first level of the same kind products and all of its parts are interchangeable with international homogeneous products.
YN27C has functions of drill hole, cleavage, bruising, tamping and chiseling. It is widely used in mine, road construction, quarrying, national defense works, etc.