Meaning Of The Word Countersink

Real Dictionary

What's the definition of Countersink? Find Countersink meanings, definitions and more at the Real Dictionary online.

Countersink Meaning

Countersink Definition
Countersink Definition

What's The Definition Of Countersink?

countersink in American English
a bit for countersinking holes
to enlarge the top part of (a hole in metal, wood, etc.) so that the head of a bolt, screw, etc. will fit flush with or below the surface
noun: a tool for countersinking a hole
transitive verb: to enlarge the upper part of (a cavity), esp. by chamfering, to receive the cone-shaped head of a screw, bolt, etc

countersink in British English
noun: a tool for countersinking
verb: to enlarge the upper part of (a hole) in timber, metal, etc, so that the head of a bolt or screw can be sunk below the surface

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