Small outrigger down-the-hole drilling rig drilling rock The small outrigger down-the-hole drilling rig is suitable for large-diameter blasthole drilling in small and medium-sized mines, road construction, water conservancy and stone works, as well as...
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Small outrigger down-the-hole drilling rig drilling rock The small outrigger down-the-hole drilling rig is suitable for large-diameter blasthole drilling in small and medium-sized mines, road construction, water conservancy and stone works, as well as drilling anchor holes in slope support,foundation pit support and tunnel support,ect. The mini rock drilling rig’s main drilling object is the rock formation. Down-the-hole drilling is based on road, railway, water conservancy, hydropower, mine construction and other projects.
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