Allen wrench
US /ˈæl.ən ˌrentʃ/
UK /ˈæl.ən ˌrentʃ/

1.
kunci L, kunci heksagonal
a type of wrench used to turn bolts and screws with hexagonal sockets, also known as a hex key
:
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He used an Allen wrench to assemble the furniture.
Dia menggunakan kunci L untuk merakit furnitur.
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Do you have a small Allen wrench for this screw?
Apakah Anda punya kunci L kecil untuk sekrup ini?