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Discussion :: Production Engineering

  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

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    Workspace

    View Answer

    Answer : Option B

    Explanation :

    No answer description available for this question.

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