Details
The Starrett Screw Pitch Gauge is a precision measuring tool designed to quickly identify V, Unified, and American National 60° threads on bolts, screws, and fittings. Built with a secure locking device, this screw pitch gauge is a must-have for machinists, toolmakers, and maintenance professionals who need to verify threads per inch (TPI) accurately and efficiently.
Key Features:
- Thread Types Covered: V, Unified, and American National 60° threads, including 11 1/2 and 27 pipe thread pitches
- Locking Device: Keeps leaves securely in place during use for reliable readings
- First Corner: 17 leaves covering 4 to 18 TPI
- Second Corner: 17 leaves covering 20 to 50 TPI
- Third Corner: 17 leaves covering 52 to 84 TPI
- Manufacturer Part Number: 472
Ideal For:
- Machine shops verifying bolt and screw thread pitches
- Maintenance technicians matching replacement fasteners
- Toolmakers and machinists working with pipe fittings
Frequently Asked Questions:
Q: What thread types does this gauge measure?
It measures V, Unified, and American National 60° threads, plus 11 1/2 and 27 pipe thread pitches.
Q: How many leaves does the gauge have in total?
It has 51 leaves total, split across three corners covering TPI ranges from 4 to 84.
With its broad TPI range and locking design, this Starrett screw pitch gauge delivers dependable thread identification for shop and field use alike.