counterbore counterbore


  • (n) a bit for enlarging the upper part of a hole



  • Tri Tool Announces New High Production CNC Counterbore Service

    Tri Tool Incorporated today introduced a CNC high production counterboring service for the offshore market with unique, seven axis CNC controls. To meet the demand for deep counterbore machining of steel catenary risers and critical pipeline construction needs, Tri Tool has designed and manufactured the new high speed system with safety as a top priority.
    on April 16, 2014     Source: Business Wire via Yahoo! Finance

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