Recommended hole range:90-138mm
Recommended hole range:110-148mm
JIEA B7、B9 is an economical and practical crawler open-pit drilling rig, which is based on
the advanced technology and mature drilling method of Sweden Epiroc Rock Drills Aktiebolag
(formerly Atlas Copco Group), with reliable performance and high drilling quality. This drilling
rig is reliable in performance and low in maintenance cost. It is widely applied in ore, limestone
mining, road engineering construction and other open-pit projects.
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