KAT DRILLING
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The Internal Combustion Rock Drill Type YN27 is a highly efficient machine characterized by its compact structure, minimal easy-to-damage parts, and exceptional control. It is specifically designed to adapt to outdoor environments where water and electronic power are unavailable.
This handheld drill integrates a gasoline engine, air pump, and rotation plumbum equipment. Beyond rock drilling, it serves as a versatile tool for breaking, percussive drilling, and tamping.
| Technical Parameters | Specification Details |
|---|---|
| Weight of main machine | 27kg |
| Overall dimensions (L*W*H) | 746*315*229mm |
| Type of engine | Single cylinder, air cooled two strokes |
| Cylinder diameter * stroke of piston | Φ58*70mm |
| Rotation speed of engine | ≥2450rpm |
| Displacement of engine piston | 185cm³ |
| Type of carburetor | Hand needle valve, floatless type |
| Ignition system | Controllable silicon, contactless system |
| Drilling speed (mean value) | ≥250mm/min |
| Drilling hole diameter | Φ28-42mm |
| Max drilling depth | 6m |
| Fuel consumption | ≤0.12L/m |
| Tank capacity | ≥1.5 liter |
| Mixture ratio (Gasoline:Oil) | 12:01 |
| Drill rod and breaker shank | Hex22*108mm |
| Rotating speed of drill rod | ≥200 rounds/min |
