Feature:
YN27C type internal combustion rock drill product characteristic.
1. Do not change the internal parts of the head, just as required to move the handle, you can work.
2. The machine is easy to operate, more time-saving and labor-saving, with features of fast chisel speed and high efficiency.
3. The machine has reached the first-class level of similar products, and can completely exchange parts with international similar products.
4. The borehole on the rock, can be vertical, horizontal down up less than 45° vertically down the deepest drilling up to six meters.
5. The main engine weight only 27 kg and is easy to carry. It is especially suitable for high mountains, areas without power supply or wind pressure equipment and temporary projects with greater mobility.
6. Whether in the mountains, the ground, no matter in the heat of 40° or minus 40°of cold region all can work, this machine has extensive adaptability.

Model	YN27C
Displacement of engine	185cm3
Rotation speed of engine	2450r/min
Idle speed	200r/min
End of drill rod size	22×108mm
Hole diameter.	26-46mm
Max depth	6m
Tank capacity	1.14L
borehole speed	250mm/min
Oil consumption rate	0.12L/m
The mixture of gasoline and lubricating oil	9:1
Clearance of spark plug	0.5-0.7mm
Impact energy	≥20 J
Weight	27 kg
Dimension	760*330*230mm