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rock channeler

A machine used in quarrying for cutting an artificial seam in a mass of stone. It is made in several forms, the principal types being the bar channeler (in which the cutters are mounted on a carriage that works along a heavy bar or bars) and the track channeler.

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  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 分数
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