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  • 商品名称: Hole opener
  • 上架时间: 2017-10-25

Apply for Trenchless and HDD.


Combined with single roller cone bit ( TCI or Steel Tooth ) or with roller cutter ( TCI or Steel Tooth ).
Regular IADC available: 217 517 537 617 637. Non regular IADC, please contact us for more information.
Regular size available from 220~1600mm. Non regular size, please contact us for more information.
To prevent cone falling, cone lock is applicable.