Drill holes in earth or rock.
Underground mining roof bolter.
Underground roof bolters first name.
Force bolts into holes using hydraulic mechanisms of self propelled bolting machines.
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Mcdowell heavy equipment sudbury ontario new and used construction mining heavy equipment parts for surface and underground delivered worldwide.
Install safety or support equipment.
Mining roof bolters operate machinery to install roof support bolts in underground mine.
Sandvik bolter miners are hydraulically or electrically powered high capacity machines for safe and efficient roadway excavation and roof bolt installation in underground coal and soft mineral mines.