Meaning of Allen wrench in English:

Allen wrench

Pronunciation /ˈalən kiː/

Translate Allen wrench into Spanish

noun

Trademark ; US
  • An L-shaped metal bar with a hexagonal head at each end, used to turn bolts and screws having hexagonal sockets; an Allen key.

Origin

Early 20th century from the name of the manufacturer, the Allen Manufacturing Company, of Hartford, Connecticut.