YT-27 Air-leg rock drill

  • Cylinder bore:80mm

  • Piston stoke:60mm

  • Impact energy:≥75.5(0.63Mpa)J

  • Impact frequency of drilling:≥36.7(0.63Mpa)Hz

Applied range:

It is suitable for rock drilling operations in large mines, medium mines and tunnels.


Forging technology makes drill more durable

With forging technology,lower rotational speed at the same drilling depth,making drill more durable.

Small air consumption

Smaller air consumption when compared with other pneumatic rock drills on the market , same air compressor can connect more rock drills and greatly improve working efficiency.

Energy-saving,high efficient ,reliable and durable

Drill of energy-saving,high efficient ,sturdy and durable,easy maintenance,high reliability.

Accessories of strong universality

Accessories of strong universality,when replace the product,users will not lose profit.


Cylinder diaφ80
Piston stroke60mm
Working pressure0.4~0.63 (Mpa)
Impact energy75.5 J
Impact frequency≥36.7 Hz
Air consumption80L/s
Working water pressure0.3 Mpa
Air pipe inner diaφ25 mm
Rock drill hole depth5m
Shank sizeH22×108±1mm
Water pipe inner diaφ13 mm
Rock drill hole diaφ34~φ45mm