1. Weight of main machine: 27kg
2. Overall dimensions: 746*315*229
3. Type of engine: Single cylinder, air cooled two strokes
4. Cylinder diameter*stroke of piston: 58*70mm
5. Rotating speed of engine: More than 2450r/min
6. Displacement of engine piston: 185cm3
7. Type of carburetor: Hand needle valve, no floating type
8. Lgnition system: Controllable silicon, contactless system
9. Drilling speed: More than 250mm/min
10. Max drilling depth: 6m
11. Fuel consumption: Less than 0. 121/m
12. Tank capacity: More than 1. 14L
13. Mixture ratio of gasoline and lubricationg oil: 12: 1
14. End of drill rod dimensions: Hexagonal 22*108mm
15. Rotating speed of drill rod: More than 200r/min
16. Clearance of spark plug: 0. 5-0. 7mm