LOCKSET FUNCTIONS QUESTIONS AND
ANSWERS 2025
All section key blank - ANSWER-the key section which enters all keyways of a multiplex key
system
Automatic key machine - ANSWER-a key machine capable of cutting keys with manual operation
limited to loading and unloading key blanks
Bell type key - ANSWER-a key whose cuts are in the form of wavy grooves milled into the flat
sides of the key blade . The grooves usually run the entire length of the blade
Bit - ANSWER-1. The part of the key which serves as the blade, usually for use in a warded or
lever tumbler lock. 2. To cut a key
Blade - ANSWER-the portion of the key which may contain the cuts and/or millings
Blank - ANSWER-uncut key, see also key blank
Bottom of the blade - ANSWER-the portion of the blade opposite the cut edge of a single bitted
key
Bow - ANSWER-the portion of the key that serves as a grip or the handle
Bow stop - ANSWER-a type of stop located near the key bow