Keyhole

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A keyhole (or keyway) is a hole or aperture (as in a door or lock) for receiving a key. 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.

Video Keyhole

See also

• Key (lock)
• Key relevance

Maps Keyhole

References

Source of article : Wikipedia