Instruction
Internal Combustion Rock Drill Type YN30A 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 | 28 kg |
|---|---|
| Diameter of engine piston | φ58 mm |
| Stroke of engine piston | 70 mm |
| Rotating.speed of enging with load | 2700??3000 rpm |
| Drilling speed | >=200 mm/min |
| Oil consumption | <=0.13 L/m |
| Max.drilling depth | 6 m |
| End of tool shank | hex 22*108 mm |
| Front end of breaker | hex 22*108 mm |