Flat-bottomed hole allowing a screw head to sit flush with a surface, or a tool for making such a hole.
A bit for enlarging the upper part of a hole.
No hi ha cap exemple disponible per a cap sinònim
1The holes can be counterbored for the heads and then plugged.
2To make the matter worse, quite a number of the wheels were found to have been counterbored about ½ in.
3Today I counterbored the four holes in the fenders that will have 3.5 machine screws inserted to act as axles for the wheels.
Translations for counterbore