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.
| 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 |
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