Allen key
English edit
Etymology edit
Allen + key, from the name of the Allen Manufacturing Company.
Pronunciation edit
Noun edit
Allen key (plural Allen keys)
- (UK) A hex head wrench.
Synonyms edit
- (hex head wrench): Allen wrench, hex head wrench, hex key
Related terms edit
Translations edit
a hex head wrench
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Further reading edit
- “Allen key”, in Collins English Dictionary.
- “Allen key”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
- “Allen key”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
- “Allen key”, in Cambridge English Dictionary, Cambridge, Cambridgeshire: Cambridge University Press, 1999–present.