4-42 TPI, 55 Degrees, Screw Pitch Gage Set, 30 Leaves (4, 4.5, 5, 5.5, 6-11, 11.5, 12-16, 18, 20, 22, 24, 26, 27, 28, 30, 32, 34, 36, 38, 40, 42 TPI)
Features
- Thread pitch size is stamped on each gage.
- Comes with a locking clamp
- Both concave and convex radius gages become a pair.