Small Hole Pneumatic Jack Hammer YT 28 Rock Drill Machine
1. YT series pneumatic rock drill for drilling in the hard rock horizontal and inclined direction hole, it can also be up drilling anchor hole, hole is Φ 35 ~ 45 mm in diameter, and effective drilling depth of 5 meters. It may also working for roof bolting holes. The rock drill played an important role in mining, quarrying and tunneling projects.