Ruby Ball Contact Points For Dial Test Indicator M1.4x0.3 Thread 0.080 Inch Tip Diameter 1-7/16 Inch Length Non Magnetic Non Conductive For Electrical Discharge Machining Durable Wear Resistant Ideal For Delicate Silicon Carbide Surfaces

M1.4x0.3 ruby ball dial indicator tip for EDM 0.080"
✔️ M1.4x0.3 thread shank, 0.080" ruby ball tip, 1-7/16" length

This item is a single-point dial test indicator contact tip with a ruby ball tip, designed for precise EDM and delicate surface measurements. It’s commonly used in micro-machining setups and inspection fixtures where non-magnetic, non-conductive contact is essential.

✅ 0.080" (2.03 mm) ruby ball diameter
✅ M1.4x0.3 thread shank
✅ 1-7/16" (36.5 mm) overall length
✅ Non-magnetic and non-conductive for EDM
✅ Suitable for delicate silicon carbide surfaces
✅ Compatible with Brown & Sharpe Bestest dial test indicators

💡 What is a ruby ball contact point used for in dial test indicators and EDM? This handy piece helps ensure accurate readings and safe contact during precise machining. - Handy for precise measurement on delicate silicon carbide surfaces - Non-magnetic and non-conductive to avoid EDM interference - Fits M1.4x0.3 thread shank on Brown & Sharpe Bestest indicators - Improves stability across temperature changes and wear resistance