variants:
or clamping screw
Definition of clamp screw
: a screw used to hold some part tightly in place by forcing it against an immovable part (as one used to secure a drill or other tool in a simple chuck) — compare setscrew
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“Clamp screw.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clamp%20screw. Accessed 19 May. 2022.
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