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Sandvik DD422iE Electric Drill Rig & Mining Jumbo
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Sandvik DD422iE | Sandvik Mining and Rock Technology - YouTube
Sandvik DD422iE | Sandvik Mining and Rock Technology - YouTube
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Epiroc Underground Mining and Tunneling - The answer is Boomer 282, the reliable and robust face drill rig for medium-sized tunnels and drifts. #epiroc #undergroundmining #jumbo #drillrig | Facebook
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