- complementary keyway
- n.usually a disc tumbler keyway used in master keying. It accepts keys of different sections whose blades contact different bearing surfaces of the tumblers.
Locksmith dictionary . 2014.
complementary keyway
Look at other dictionaries:
master blank — n. a key blank used in a complementary keyway lock, on which only the master key combination is intended to be cut … Locksmith dictionary
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