rock drill

الوصف

Summary ： Advantages: Needless to replace the internals of the engine head, just handle the handle to operate it. Easy to ***** time-saving and effortless.Drilling faster and more efficient. Have reached the Tip-top level of the same field now, and allow to be replaced with the same kind of the domestic products. Applications: Available for drilling, splitting breaking, ramming, shovelling. And widely used in mining, road-contruction, quarrying and national defense construction, etc. TECHNICAL SPECIFICATIONS 1.Weight of the main machine: *7kg ***** dimension: **6�**5� **9mm ***** of engine:single cylinder, air cooled two strokes ***** Diameter�Stroke of piston:5 8 � *0mm 5. Rotating speed of engine: ≥***0r/min 6.Displacement of engine plston: **5cm3 ***** of carburetor: hand needle valve, no floating type ***** system: Controllable silicon contactless system 9. Drilling speed:(mean value of five holes) ≥ **0mm /min *0. Max. drilling depth: ≥ 6m ***** consumption: 0.**2 /m ***** capacity:≥ 1.*4L *3. Mixing ratio of gasoline and lubrication oil (in volumes):*2:1 *4. End of drill rod dimensions: hexagonal2 2 � **8mm *5. Rotating speed of drill rod:≥**0r/min *6. Clearance of Spark plug :0.5 *0.7mm