Keyhole

A traditional keyhole for a warded lock.

A keyhole (or keyway) a hole or aperture (as in a door or lock) for receiving a key.^[1] Lock keyway shapes vary widely with lock manufacturer, and many manufacturers have a number of unique profiles requiring a specifically milled key blank to engage the lock's tumblers.

See also

• Key (lock)
• Key relevance

References

Wikimedia Commons has media related to Keyholes.

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