Starrett Screw Pitch Gage : STARRETT SCREW PITCH GAGE | Sinclair Intl

This screw pitch gage from Starrett will give you accurate threads per inch for any American National, V or Unified machine screw or bolt. Measures thread per inch counts from 4 to 42, 30 leaves, leaves lock in position for easy measuring and fold into the case when not in use. Great time saver. Made in the USA.

Sinclair, Issue:5B, Page:033
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