A small metal device for tightening the chuck of a drill.
夹头钥匙（用来紧固钻床夹头）
Example sentencesExamples
Originally, reciprocating saws were provided with a separate chuck key to release the saw blade.
Handyman Erica hint #1: If your drill bit keeps falling out of the drill press, perhaps you forgot to tighten it in all three places with the chuck key.
I'm always misplacing the chuck key to my drill press.
Step 3: Unscrew the drill chuck by holding down the drill on a sturdy workbench and inserting the chuck key.
Although operably adequate and inexpensive to manufacture, these chuck keys have several shortcomings.
Definition of chuck key in US English:
chuck key
nounˈCHək ˌkē
A small metal device for tightening the chuck of a drill so that it holds the drill bit securely.
夹头钥匙（用来紧固钻床夹头）
Example sentencesExamples
Step 3: Unscrew the drill chuck by holding down the drill on a sturdy workbench and inserting the chuck key.
Although operably adequate and inexpensive to manufacture, these chuck keys have several shortcomings.
Handyman Erica hint #1: If your drill bit keeps falling out of the drill press, perhaps you forgot to tighten it in all three places with the chuck key.
I'm always misplacing the chuck key to my drill press.
Originally, reciprocating saws were provided with a separate chuck key to release the saw blade.