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Product Description
YN27 hand hammer rock drill/ hydraulic rock drill/pionjar 120 rock drill
| Weight | 27kg | ||||
| Overall dimension | 746*315*229mm | ||||
| Type of engine | single cylinder, air cooled, two stroke | ||||
| Cylinder Diameter *Stroke of piston | 58*70mm | ||||
| Rotating speed of engine | ≥2450r/m | ||||
| Displacement of engine | 185cm3 | ||||
| Type of carburetor | hand needle valve, no floating type | ||||
| Ignition system | Controllable silicon contactless system | ||||
| Drilling speed(mean value of five holes) | ≥250mm/min | ||||
| Max drilling depth | 6m | ||||
| Fuel consumption: | ≥0.12L/M | ||||
| Tank capacity | ≥6m | ||||
| Mixing raton of gasoline and lubrication oil(in volume) | 12:1 | ||||
| End of drill rod dimensions | hexagonal 22*108mm | ||||
| Rotating speed of drill rod | ≥200r/min | ||||
| Clearance of spark plug | 0.5 - 0.7 mm |
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