(n.) An enlargement of the upper part of a hole, forming a cavity or depression for receiving the head of a screw or bolt.
COUNTERSINK
Meaning of COUNTERSINK in English
Webster's English dictionary. Английский словарь Webster. 2012
(n.) An enlargement of the upper part of a hole, forming a cavity or depression for receiving the head of a screw or bolt.
Webster's English dictionary. Английский словарь Webster. 2012