Product Details

drill bit sharpening machines

Introduction :

The internal combustion rock drill type YN27J is a very efficient hand held drill machine bulit up with gasoline engine, air pump, rock drill and the rotation plumbum equipment for running or stop. It can be used for breaking, percussive drilling, tamping besides rock.

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.

Tech Specification:

Model	YN27C
Weight	27kg
overall dimension	746315229mm
engine	single cylinder, air cooled two strokes
Cylinder diameter*stroke piston	58*70mm
Rotating speed of engine	more than 2450r/min
displacement of engine	185cm^3
carburetor	hand needle valve, no floating type
Ignition system	controllable silicon contactless system
Drilling speed	more than 2450r/min
Max drilling depth	6M
Fuel consumption	1.2L/min
Tank capacity	more than 1:14L
mixing ratio of gasoline and lubrication oil	12:01
end of drill rod dimensions	hexagonal 22*108mm
Rotating speed of drill rod	more than 200r/min
Clearance of spark plug	0.5-0.7mm

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