Yn27c/Yn27j/Yn27t Internal Combustion Rock Drill/Hand-Held Gasoline Rock Drill

• After-sales Service: None
• Warranty: None
• Drill Direction: Horizontal
• Drilling Speed: Optional
• Depth of Drilling: 0~100m
• Degree of Automation: Semi-Automatic
• Model NO.: YN27C/YN27J/YN27T
• Application: Machinery & Hardware, Construction, Mineral Indust
• Transport Package: Wood and Cartons
• Trademark: GM
• Origin: China
• Production Capacity: 5000set/Year

Product Description

The YN27C Internal Combustion Rock Drill has functions of drilling hole, cleavage, bruising, tamping and chiseling. It is widely used in mine, road construction, quarrying, national defense works, etc.
 

TECHNICAL SPECIFICATIONS
Weight of main machine	27 kg
Type of carburetor	Hand needle valve, no floating type
Ignition system	Controllable silicon contactless system
Displacement of engine piston	185 cm^3
Rotating speed of engine	≥2450 r/min
Rotating speed of drill rod	≥200 r/min
End of drill rod dimensions	Hexagonal 22x108 mm
Max drilling depth	6 m
Tank capacity	1.14 L
Drilling speed	≥250mm/min
Mixture ratio of gasoline and lubricating oil(in volumes)	12:1
Clearance of spark plug	0.5--0.7 mm