What is the meaning of counterbore?

A bit for enlarging the upper part of a hole.
- synonyms: countersink, countersink bit

|15 years ago|1.1k views|share |citing

APA	WordNet. (2010). counterbore. Retrieved September 20, 2026, from http://smartdefine.org/counterbore/definitions/1202985
Chicago	WordNet. 2010. "counterbore" http://smartdefine.org/counterbore/definitions/1202985 (accessed September 20, 2026).
Harvard	WordNet 2010, counterbore, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/counterbore/definitions/1202985>.
MLA	WordNet. "counterbore" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/counterbore/definitions/1202985>

Alternative definitions by