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countersinker

noun
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coun·​ter·​sinker | \ "+ˌ- \

Definition of countersinker

: a worker that countersinks drilled holes

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“Countersinker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/countersinker. Accessed 15 Apr. 2021.

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