counterbore

Betekenis (Engels)

Noun

1. A cylindrical recess, typically machined at the mouth of a hole to admit a screw (such as a cap screw) so that the screw sits flush with a surface.
2. The cutter used to cut such a recess. (Also used, at less depth, for spotfacing.)

Verb

To create such a cylindrical recess.

Synoniemen

countersink

countersunk

countersink bit

bore hole

bore

counter bore

borehole

boring

Vertalingen

ansenken

Senkung

lamer

accecatoio

allargatore

accecatore

acciecatore

Etymologie (Engels)

From counter- (“against”) + bore (“hole”).