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precIsIon rules

useful vArIAtIon feAtures of our stAndArd precIsIon rules
end GrAduAtIons
End graduations are useful for measuring depths, widths
of shoulders, recesses, grooves, etc. They are graduated in
32nds of an inch or millimeters on both ends of one side as
shown at the right. Precision rules, straight edges, Parallels

AdjustAble steel HooK rules
These improved Hook Rules feature an adjustable double End Graduations
hook that can be shortened or extended on either side
in relation to any one of the four graduations on the rule.
This allows accurate measurements from shallow or deep
shoulders and also permits setting inside calipers to any of
the graduations. Hooks are hardened and may be adjusted
or removed by a slight turn of an eccentric stud.
Adjustable Steel Hook Rule

steel HooK rules WItH reversIble HooK
These convenient Hook Rules permit accurate
measurements, even when the user cannot see if the rule
is aligned with the measuring edge. This is especially useful
for measuring from round corners, through hubs, for setting Steel Hook Rule with Reversible Hook
inside calipers, etc. The single hook is hardened and may
be reversed or removed by a slight turn of an eccentric stud.

nArroW HooK rules WItH reversIble HooK
These useful Hook Rules are similar to the Hook Rules
described above, but have a narrow blade (only 3/16" [4.8mm] Narrow Hook Rule with Reversible Hook
wide) which permits measurements through holes as small as
7/32" (5.5mm) in diameter. Hooks are hardened and may be
reversed or removed by a partial turn of the eccentric stud.

steel rule WItH tApered end
This 6" rule, our C310T-6, is a favorite with all mechanics
because the tapered end permits measuring insides of
small holes, narrow slots, grooves, recesses, etc. The rule Steel Rule with Tapered End
has a taper from 1/2" width at the 2" graduation to 1/8"
width at the end. Accurate, distinctive, photo-engraved
graduations in 32nds are on one side and 64ths on the
reverse side, with graduations always in a normal, easy-
to-read position. Made of tempered, full-flexible steel with
satin chrome finish.

steel rule WItH pocKet clIp
This handy 6" rule is designed for frequent use. It is made
of tempered, full-flexible steel and has accurate, photo- Steel Rule with Pocket Clip
engraved graduations in 32nds on one edge and 64ths on
the opposite edge, with satin chrome finish. C310K-6.

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