Definition, Meaning & Synonyms

allen-key

noun
ˈælən kiː
Definition
A tool used for driving screws and bolts with a hexagonal socket.
Examples
  • He used the allen key to tighten the screws on the bicycle.
  • Remember to keep the allen key with the furniture assembly kit.
  • The all-in-one tool included an allen key for versatile use in repairs.
Meaning
An allen key, also known as a hex key, is a small, L-shaped tool commonly utilized in assembly or disassembly of items like furniture or machinery that have hexagonal screws or bolts.
Synonyms
  • hex key
  • hex wrench
  • Allen wrench