North Carolina Practice Locksmith Exam /
Questions with 100% Correct Answers.
Terms in this set (292)
n. 1. the number(s) which Bitting
represent(s) the
dimensions of the key 2.
the actual cut(s) or
combination of a key
n. a designation, unrelated to Blind Code
the bitting, assigned to a
particular key combination
for future reference when
additional keys or cylinders
may be needed
Clipper
n. a hand held key bitting
punch, often incorporating a
triggerlike handle
,n. 1. a designation assigned Code
to a particular key
combination for reference
when additional keys or
cylinders may be needed.
See also, "blind code",
"direct code", and
"key symbol",
2. a standard for Life Safety,
structural integrity, fire
safety, etc., either
incorporated into the
statutes of a given
jurisdiction, or a model
standard
n. a key cut to a specific code Code Key
rather than duplicated from
a pattern key. it may or may
not conform to the lock
manufacturer's specifications
n. a code key which Code Original Key
conforms to the lock
manufacturer's specifications
n. the group of numbers Combination
which represent the bitting
of a key and/or the tumblers
of a lock or cylinder
n. the bottom of a key cut Cut Root
,n. the shape of the bottom of a Cut Root Shape
key cut. It may have a flat or
radius of a specific dimension,
or be a perfect
"V
n. a set of keys used to make Depth Key Set
a code original key on a key
duplicating machine to a lock
manufacturer's given set of
key bitting specifications.
Each key is cut with the
correct spacing to one depth
only in all bitting positions,
with one key for each depth.
n. a series of blind codes and Derived Series
bittings which are directly
related to those of another
bitting list
n. a designation assigned to a Direct Code
particular key which includes
the actual combination of the
key
Effective Plug Diameter
n. the dimension obtained by
adding the root depth of a
key cut to the length of its
corresponding bottom pin
which establishes a perfect
shear line. This will not
necessarily be the same as
the actual plug diameter.
, n. the maximum allowable Maximum Adjacent Cut Specification
difference between adjacent
cut depths
abb. maximum adjacent cut "MACS"
specification
n. the dimension from the Root Depth
bottom of a cut on a key to
the bottom of the blade
n. a location in a cylinder at Shear Line
which specific tumbler
surfaces must be aligned,
removing obstruction(s)
which prevented the plug
from moving
n. the dimensions from the Spacing
stop to the center of the first
cut and/or to the centers of
successive cuts
n. the part of a key from Stop (of a key)
which all cuts are indexed
and which determines how
far the key enters the
keyway
Bible
n. that portion of the
cylinder shell which
normally houses the pin
chambers, especially
those of a key-inknob
cylinder or certain rim
cylinders
Questions with 100% Correct Answers.
Terms in this set (292)
n. 1. the number(s) which Bitting
represent(s) the
dimensions of the key 2.
the actual cut(s) or
combination of a key
n. a designation, unrelated to Blind Code
the bitting, assigned to a
particular key combination
for future reference when
additional keys or cylinders
may be needed
Clipper
n. a hand held key bitting
punch, often incorporating a
triggerlike handle
,n. 1. a designation assigned Code
to a particular key
combination for reference
when additional keys or
cylinders may be needed.
See also, "blind code",
"direct code", and
"key symbol",
2. a standard for Life Safety,
structural integrity, fire
safety, etc., either
incorporated into the
statutes of a given
jurisdiction, or a model
standard
n. a key cut to a specific code Code Key
rather than duplicated from
a pattern key. it may or may
not conform to the lock
manufacturer's specifications
n. a code key which Code Original Key
conforms to the lock
manufacturer's specifications
n. the group of numbers Combination
which represent the bitting
of a key and/or the tumblers
of a lock or cylinder
n. the bottom of a key cut Cut Root
,n. the shape of the bottom of a Cut Root Shape
key cut. It may have a flat or
radius of a specific dimension,
or be a perfect
"V
n. a set of keys used to make Depth Key Set
a code original key on a key
duplicating machine to a lock
manufacturer's given set of
key bitting specifications.
Each key is cut with the
correct spacing to one depth
only in all bitting positions,
with one key for each depth.
n. a series of blind codes and Derived Series
bittings which are directly
related to those of another
bitting list
n. a designation assigned to a Direct Code
particular key which includes
the actual combination of the
key
Effective Plug Diameter
n. the dimension obtained by
adding the root depth of a
key cut to the length of its
corresponding bottom pin
which establishes a perfect
shear line. This will not
necessarily be the same as
the actual plug diameter.
, n. the maximum allowable Maximum Adjacent Cut Specification
difference between adjacent
cut depths
abb. maximum adjacent cut "MACS"
specification
n. the dimension from the Root Depth
bottom of a cut on a key to
the bottom of the blade
n. a location in a cylinder at Shear Line
which specific tumbler
surfaces must be aligned,
removing obstruction(s)
which prevented the plug
from moving
n. the dimensions from the Spacing
stop to the center of the first
cut and/or to the centers of
successive cuts
n. the part of a key from Stop (of a key)
which all cuts are indexed
and which determines how
far the key enters the
keyway
Bible
n. that portion of the
cylinder shell which
normally houses the pin
chambers, especially
those of a key-inknob
cylinder or certain rim
cylinders
