China Yn27c Hand Hold Jack Hammer Gasoline Rock Drill, Find details about China Gasoline Rock Drill, Rock Drill from Yn27c Hand Hold Jack Hammer Gasoline Rock Drill
Technical specifications | |
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 of five holes) | ≥250mm/min |
Drilling hole diameter | Φ28-42mm |
Max drilling depth | 6m |
Fuel consumption | ≤0.12L/m |
Tank capacity | ≥1.5liter |
Mixture ratio of gasoline and lubrication oil (in volumes) | 12:01 |
Drill rod and breaker shank | Hex22*108mm |
Rotating speed of drill rod | ≥200rounds/min |
Clearance of spark plug | 0.5-0.7mm |