GA-44C 55 degree Whitworth Screw Pitch Gage, 28 Blades, measures 4-62 threads per inch
Model #: GA-44C
Price: $13.60
Description: Thread Pitch Gage, 55 deg Whitworth (British) thread form, 4-62 TPI
- 28 Blades, 4-61 TPI
55 degree Whitworth (British) thread form.
For quick measurement of many standard and special screw pitches:
4, 4.5, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 18, 19, 20, 22, 24, 25, 26, 28, 30, 32, 36, 40, 48, 60, 62 TPI blades included.