SPI 20-344-8 Cupped Ruby Ball Indicator Contact Point: M2.5 Thread, 3mm Contact Ball, 7mm Contact Point Length
- Replacement ruby cupped ball indicator contact; fits AGD standard groups 1, 2, 3, and 4 indicators. Note the metric M2.5 thread on this contact.
- Metric M2.5 Thread
- 3mm Diameter Ruby Contact Ball
- 7mm Contact Point Length
- Precision contact tips are manufactured for use on standard drop style dial indicators