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单词 centre punch
释义

Definition of centre punch in English:

centre punch

noun
  • A tool consisting of a metal rod with a conical point for making an indentation, to allow a drill to make a hole at the same spot without slipping.

    Example sentencesExamples
    • Place on painted aluminum can lid and mark through holes with a center punch and hammer.
    • Once the cabinets are marked lightly in pencil, use an awl or a center punch to create an indentation at the desired spot.
    • After verifying the placement of your paper template, grab a sharp center punch and hammer, and using the the screw marks on the paper template, punch small dimples in the top skin of the ski.
 
 
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更新时间:2024/12/23 11:03:35