center punch

• Outil utilisé en métallurgie et en menuiserie pour créer une petite dépression ou une marque sur une surface, généralement pour guider un foret ou marquer précisément un emplacement pour un travail ultérieur.

A tool used in metalworking and woodworking to create a small indentation or dimple on a surface, typically to guide a drill bit or mark a precise location for further work.

1. Marking toolC1formal

   A tool used in metalworking to make a small indentation (a center mark) on a workpiece, which guides a drill bit or other tool.

   poinçon à centrer

   • Use a center punch to mark the exact spot before drilling.
   • The mechanic used a center punch to create a starting point for the screw.
   • A center punch ensures the drill bit doesn't wander off the mark.

2. Action of markingC1formal

   The act of using a center punch tool to create a small dent in a surface.

   poinçonnage

   • Center punching the metal sheet is a crucial first step.
   • He performed a precise center punch on the steel plate.
   • The technician demonstrated the correct way to center punch a workpiece.