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Fig. 4
Fig. 5
Fig. 6
Fig. 7
Outside jaws: Used to
measure the thickness,
diameter or other exterior
dimension of a workpiece.
Fig. 4.
Inside jaws: Used to
measure the interior
diameter or dimension of a
hole, dado, groove, mortise
or other opening in a
workpiece. Fig. 5.
Step gauge (not visible):
Used to measure between
the edge of a workpiece
and another point or lip on
a workpiece – for example,
measuring the width of
a rabbet on the edge of a
board. Fig. 6.
Depth gauge: Flat rod
extends from the back of the
caliper to measure the depth
of a hole, mortise or other
recess. Fig. 7.
17
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