SPI Carbide Ball Contact Points, 1/4 Length, A.G.D. #4-48 Thread – 30-646-4

Ball Diameter Tolerances.0001″

0.10938″ (7/64)

UN Series Threads Per Inch

6 – 3.5

ACME Threads Per Inch

5

Metric Threads Pitch (mm)

4 – 7

SPI Optional Carbide Ball Contact Points, 1/4″ Length, A.G.D. #4-48 Thread – 30-646-4

Price is per pair.

for SPI IPD Gage + Software – A Complete Internal Pitch Diameter Measuring System