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Products

Item NO.:YN27A
Product name:Internal combustion rock drill
Description:

Instruction
    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