patch bolt

noun

: a bolt used in the repair of boilers and of ships with hulls of steel plate that has a countersunk head with a square knob which is twisted off when the bolt is screwed home

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Dictionary Entries Near patch bolt

Cite this Entry

“Patch bolt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/patch%20bolt. Accessed 21 Mar. 2023.

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