Home / Mechanical Engineering / Manufacturing and Production Technology :: Discussion

Discussion :: Manufacturing and Production Technology

  1. The operation of smoothing and squaring the surface around a hole is known as

  2. A.

     Counter-sinking

    B.

     Counter-boring

    C.

     Trepanning

    D.

     Spot facing

    View Answer

    Workspace

    Answer : Option D

    Explanation :

    The most common application of spot facing (spot facing) is facing the area around a bolt hole where the bolt's head will sit, which is often done by cutting a shallow counter bore, just deep enough "to clean up"—that is, only enough material is removed to get down past any irregularity and thus make the surface flat.


Be The First To Comment