Sandvik DU311-T is a compact, track-mounted, in-the-hole (ITH) longhole drill fitted with an onboard booster and designed for underground mining in 4 x 4 meter or larger production drifts. This compact production drill can be used with the V-30 reaming head in raise boring for slot or ventilation raises, ore passes, waste chutes or service holes. It can also drill vertical and inclined fans and single or parallel longholes up to 150 m in depth.
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