ITP Straight Styli Type A with Ruby Ball is a precision probing stylus designed for metrology and inspection tasks. The lightweight ceramic stem delivers rigidity for repeatable contact, while a premium ruby ball provides durable, consistent tactile feedback.

• Model: Type A straight stylus with ruby ball
• Stem material: High-performance ceramics for low weight and high rigidity
• Ruby ball: Premium ruby contact ball, available in Ø3.0–Ø6.0 mm diameters
• Ball end range: Ø3,0 mm to Ø6,0 mm standard options within the family
• Thread: M2 thread on the head for secure attachment
• Overall length: 38 mm
• Customization: Additional dimensions can be requested via configurator or by e-mail

This stylus enhances measurement accuracy by minimizing deflection and reducing weight in the hand, thanks to its ceramic stem. The ruby ball end provides a hard, wear-resistant surface that maintains precise contact across different materials. With a compact 38 mm length and M2 threading, it fits a wide range of probe stacks and fixtures, making it suitable for routine tactile probing and inspection routines. If you need a different ball size or overall dimension, you can request custom options through the configurator or by emailing for a tailored solution.