Specifications

YN27J Diesel Rock Drill
advanced equipment
good service
excellent quality

    Internal Combustion Rock Drill Type YN27A is hand-oper-ating drill.It is mainly used for drilling blast holes in open air It is also useful in breaking, shovelling, digging ,splitting and tamping jobs.

Specification

Weight	26-27.5 kg
Overall dimension (L*W*H)	746*315*229 mm
Diameter of engine piston	φ58 mm
Stroke of engine piston	70 mm
Rotating speed of engine with load	>=2450 rpm
Drilling speed	>=250 mm/min
Oil consumption	<=0.12 L/m
Max.drilling depth	6 m
End of tool shand	hex 22*108 mm
Front end of breaker	hex 22*108 mm