The Starrett 456 Gear Tooth Vernier Caliper is designed to measure in .001 or 0.02mm the thickness of gear teeth at the pitch line (the chordal thickness of the teeth) using the distance from the top of a tooth to the chord. For the same purpose, it can also be used for measuring hobs, form and thread tools, etc. 20-2 Diametral Pitch.
Технические характеристики
CharacteristicsTypeVernierOther characteristicsfor gear tooth measurementsMeasuring capacity
Min.: 0 mm (0 in)
Max.: 25 mm (1 in)
