YN27 Hydraulic Breaker Rock Drill 1.durable 2.high efficiency 3.good quality and low price 4.certification:ISO9001

YN27 Internal Combustion Rock Drill 

Technical specifications

TECHNICAL SPECIFICATIONS
Weight of main machine	27 kg
Type of carburetor	Hand needle valve, no floating type
Ignition system	Controllable silicon contactless system
Displacement of engine piston	185 cm3
Rotating speed of engine	≥2450 r/min
Rotating speed of drill rod	≥200 r/min
End of drill rod dimensions	Hexagonal 22x108 mm
Max drilling depth	6 m
Tank capacity	1.14 L
Drilling speed	≥250mm/min
Mixture ratio of gasoline and lubricating oil(in volumes)	12:1
Clearance of spark plug	0.50.7 mm

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-contruction, quarrying and national defense construction,etc.

YN27 Internal Combustion Rock Drill