Two Ruby Ball Tips For Dial Indicators And Linear Gages With M2.5 Thread, The Pro Grade Ruby Surface For Delicate And Silicon Carbide Surfaces, Non Magnetic, Wear Resistant Ideal For Precision Measurements

Two Ruby Ball Tips for Dial Indicators with M2.5 Thread
✔️ M2.5 thread, 5mm dia, 8mm length; ruby tips, 2 pcs

These ruby ball tips are precision contact points for dial indicators and linear slide units, delivering a smooth, wear-resistant surface for delicate or silicon carbide finishes. They are non-magnetic and non-conductive, making them EDM-friendly and safe in precision metrology environments. In practice, they provide stable, repeatable readings in calibration and inspection tasks.

✅ Material: ruby ball tip provides hard, smooth wiping for precise contact
✅ Thread shank: M2.5; diameter 5mm; length 8mm for secure seating
✅ Size reference: 5 mm Ø, 8 mm effective length (0.1969 in Ø, 0.315 in L)
✅ Non-magnetic and non-conductive; EDM-friendly and safe around electronics
✅ Pack: 2 indicator contact points shipped together

💡 What is a ruby ball contact point used for in precision measurement? This handy item helps with accurate, repeatable readings in metrology. - Use it with dial indicators and linear slide units for delicate surfaces. - Works well on silicon carbide and other tough materials. - Non-magnetic and non-conductive, safe for EDM workflows. - Provides stable readings across temperature changes.