Vocab Bloom Hub

counterbore

/ˈkaʊn.tə.bɔːr/

Traduction: Outil, notamment un foret, utilisé pour élargir la partie supérieure d'un trou percé, généralement afin que la tête d'une vis ou d'un boulon affleure la surface ou se trouve en dessous.

1 entrée

noun

/ˈkaʊn.tə.bɔːr/C2formaltechnical
  • frOutil, notamment un foret, utilisé pour élargir la partie supérieure d'un trou percé, généralement afin que la tête d'une vis ou d'un boulon affleure la surface ou se trouve en dessous.

A tool, specifically a bit, used to enlarge the upper part of a drilled hole, typically to allow a screw or bolt head to sit flush with or below the surface.

  1. Enlarged hole sectionC2formaltechnical

    A cylindrical flat-bottomed enlargement of the upper part of a drilled hole, designed to receive a screw head or bolt.

    frLamage

    • The mechanic used a counterbore to create a recess for the bolt head.
    • The drawing specified a counterbore depth of 5 millimeters.
    • A counterbore ensures the screw sits flush with the surface.
  2. C2formaltechnical

    A rotary cutting tool with a pilot, used to create a counterbore hole.

    frFraise à lamer

    • He selected a counterbore bit that matched the screw head size.
    • The machinist sharpened the counterbore before use.
    • A counterbore is often used in metalworking and woodworking.
Formes
  • counterbores plural form
  • counterbores' possessive plural form
  • counterbore's possessive singular form