Starrett® 456A Gear Tooth Vernier Caliper Without Case, 0 - 1-1/4 in, Graduation 0.001 in
Starrett® Gear Tooth Vernier Caliper, Series: 456, 0 - 1-1/4 in, +/- 0.0005 in/ft Accuracy, Graduations: 0.001 in, Measuring System: Inch, Adjusting Screw Nut, 4-1/4 in H
- Adjusted independently by screws on the graduated bars
- Thickness of a tooth at the pitch line is measured by an adjustable jaw after the addendum is set by the adjustable tongue
- Caliper is designed to measure in 0.001 in or 0.02 mm the thickness of gear teeth at the pitch line using the distance from the top of a tooth to the chord
- 20 - 2 diametral pitch