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Item NO.:YT27
Product name:Air leg rock drill

The rock drill is a kind of high efficiency air leg rock drill machine.It is mainly used for blasting holes and other drilling works in a quarries, railway construction, water conservancy construction and national defence project facility.

When it is matched with Model FY250 Oil reservoir and Model FT160A or FT160B Air-leg , it is suitable for wet drilling under various of rocks at aclinic and incline orientation,it can also use in the trolley without Air-leg.

Weight    27 kg 
Outside dimension(L×W×H)   668×248×202mm
Cylinder dia   80mm
Piston stroke   60mm
Impact energy   ≥75.5J
Impact frequencey   ≥ 36.7Hz
Air consumption   ≤83.3L/S
Air pipe (inner dia)   25mm
Water pipe (inner dia)   13mm
Air pressure   0.63MPa
Water pressure   0.3MPa
Bore dia   34-45mm
Bore depth   5m
Shank dimensions(hex×length)   22×108±mm×mm
Model FY250B oil lubircator:    
Weight   1.2kg
Oil capacity   0.25L
Air leg FT160A FT160B
Weight 17kg 16 kg 
Llength:max 3006mm 2526mm
min 1668mm 1428mm
Propulsion stroke 1338mm 1098 mm
Axis thrust (max) 2000N 2000N