One of the mysteries of the English language finally explained.
A small metal device for tightening the chuck of a drill so that it holds the drill bit securely.
- ‘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.’
- ‘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.’
- ‘I'm always misplacing the chuck key to my drill press.’
chuck key/ˈCHək ˌkē/
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