Internal Combustion Rock Drill Type YN27J Gasoline Rock Drill

Description：the Internal Combustion Rock Drill Type YN27J is a very efficient machine with the haracters
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.
Other type: YN27A,YN28,YN30A,YN30W
The Internal Combustion Rock Drill Type YN27J is a very efficient machine with the haracters 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,

Parameters	Unit	YN27J
Rotation speed of engine	r/min	2450
Overall Height	mm	229
Breaker shank	mm	Hex 22x108
Total Weight	Kg	27
Fuel consumption	L/m	0.12
Max drilling depth	m	6
Rotating speed of drill rod	r/min	250
Tank capacity	L	1.65
Cylinder diameter	mm	58
Stroke of piston	mm	70
Overall Width	mm	315
Overall Length	mm	746