YT-29 Air-leg rock drills sent to Africa

YT-29 Air-leg rock drills sent to Africa.

YT-29 Air-leg rock drill is a tool used to directly mine stone. It drills blastholes in the rock formation, so that explosives can be put in to blast the rocks, so as to complete the mining of stones or other stone works. In addition, the rock drill can also be converted into a breaker to break hard layers such as concrete.