Description
Replacement ruby ball stylus for Drewtronics CNC probes. The 0.125″ (3.175 mm) synthetic ruby ball offers exceptional hardness and wear resistance for accurate, repeatable touch measurement, cycle after cycle.
- 0.125″ diameter ruby ball — hard, wear-resistant, non-galling
- 1.25″ overall length, M3 × 0.5 thread
- Fits Drewtronics s5000LED and s5100 probes (standard M3 stylus mount)
Styli are consumables — a spare in the drawer means a crashed stylus never costs you a production day.






Ross P. (verified owner) –
Refreshing Quality Caring Experience !
It was great to deal with Chris and the Small Shop Concepts team. Quite refreshing to see a company dedicated to support and good quality. Thank you Chris for the extra efforts and for caring about your customers.