YN27C rock drill

YN27C Internal combustion rock drill.... - details see: https://www.machineto.com/yn27c-rock-drill-10221395

Place of Origin:Fujian China (Mainland)	Brand Name:DSL	Model Number:YN27C	Usage:Hydrogen
Production Rate:≥2450 r/min

YN 27C Combustion Rock Drill..

The Internal Combustion Rock Drill Type YN 27C has functions of drillhole,cleavage, bruising, tamping and chiseling. It is widely used in mine, road construction,quarrying, national defence works, etc.

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