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Discussion :: Manufacturing and Production Technology

  1. The cutting speed for drilling copper with high speed steel drills varies from

    2. A.

     10 to 20 m/min
    B.

     18 to 30 m/min
    C.

     24 to 45 m/min
    D.

     60 to 90 m/min

    View Answer

    Workspace

    View Answer

    Answer : Option B

    Explanation :

    Explanation Not Provided

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