YT29A air leg rock drill machine


TDS YT29A Air-leg Rock Drill


Applied range

  It is suitable for rock drilling operations in large mines, medium mines and tunnels.
Our air-leg rock drills have following features:
1. Fit for wet drilling in medium-hard or hard rock
2. Grouped control mechanism, quick to start up, with "air on, water on, air off, water off" machanism, convenient to handle and easy to maintain and repair.
3. Energy-saving and efficient, long service life of parts which are highly interchangeable and reliable performance.


Model YT29A
Weight  27
Cylinder dia     82mm
Piston stroke 60mm
Working pressure     0.4-0.63(Mpa)
Impact  engery  70 J
Impact frequency ≥37 Hz
Air consumption 65L/s
Rock drill hole depth     5 m 
Shank size H22×108±1mm
Rock drill hole dia 34-45mm
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