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Railways NTPC (Technical Ability) Metal Forming, Casting and Cutting Question Bank Metal Cutting

  • question_answer
    The straight grades of cemented carbide cutting tool materials contain:

    A) Tungsten carbide only

    B) Tungsten carbide and titanium carbide

    C) Tungsten carbide and cobalt

    D) Tungsten carbide and coal carbide

    Correct Answer: C

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