Sell Internal Combustion Rock Drill

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Internal Combustion Rock Drill type YN27J is a portable rock drill tool, composed of a small petrol engine, an air compressor and a rock drill. During operation, rock power is blown away by the compressed air produced by the machine itself. The machine is a portable machine, Its also can use with supporting stand. Drilling hole diameter 28mm-42mm, when turning vertically downward, it can drill to the depth of 6mIts easy to be carried along. Its suited to work on high mountains, plains, hot and cold area with no power and no water supply and air compressing equipments, and especially suits the projects that the machine has to be carried at any time and in any area.
The Internal Combustion Rock Drill Type YN27J is a very efficient machine with the characters that
Weight 26-27.5 kg
Overall dimension (L*W*H) 746*315*229 mm
Diameter of engine piston #58 mm
Stroke of engine piston 70 mm
Rotating speed of engine with load >=2450 rpm
Drilling speed >=250 mm/min
Oil consumption <=0.12 L/m
Max. drilling depth 6 m
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