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Most fit drilling horizontal and inclined blast holes in medium-hard rock with a hardness of f=8~18.
It may also be for making roof bolting holes. The drill is an important instrument in mining, railway, communication and water conservancy projects.
Grouped control mechanism, quick to start up with“air-on, water-on, air-off” mechanism easy handle and maintain.
Low noise, small vibration, energy-saving and efficient, highly interchangeable parts with long service life reliable performance.
Different form similar products particularly in its high efficiency, strong flushing and powerful torque.
Advantages of hand-held air rock drill:
A: Safe and easy to operate
B: High efficiency and reliability
C: Can be used on all rock formation
D: Engery-saving
E: The well-know brand
F: Long service life of parts
G: Parts highly interchangeable and reliable performance etc
H: Both hand held and with airleg available.
Weight | 26kg |
Overall length | 661mm |
Diameter of cylinder | 80mm |
Inner diameter of air pipe | 25mm |
Inner diameter of water pipe | 13mm |
Specification of bit shank | 22x108mm |
Operating air pressure | 0.4-0.63MPa |
Impact frequencey(o.63MPa) | ≥37Hz |
Air consumption | ≤ 81L/s |
We offer a range of hand drills,leg drills and feed drills .It is mainly used for blasting holes and other drilling works in quarries, railway construction,water conservancy construction and defence project facility.It is suitable for drilling and blasting under various of rocks at any direction angles.