The ITP Straight Styli - Type F with Ruby Ball is a precision probing stylus designed for high-accuracy metrology, ideal for mounting discs or star styli. Built around a rigid tungsten carbide stem, it delivers dependable, repeatable measurements in tight tolerance workflows.

• Thread & Overall Length: M5 threaded shaft with a 34.5 mm overall length for easy integration into standard probing setups.
• Tungsten Carbide Stem: Ultra-rigid core that supports a wide range of dimensions and can be configured as single or multi-stepped to match your measurement needs.
• Ruby Ball Tip: High-quality ruby balls available from Ø0.3 mm to Ø1.0 mm, providing precise contact and excellent wear resistance.
• Mounting Compatibility: Extended thread purpose-built for mounting discs and star styli; grooved and clamping discs are used in the manufacture of star styli.
• Customizable Dimensions: Other dimensions can be requested via the configurator or by e‑mail to tailor the stylus to your application.

Designed to enhance probing reliability, this Type F ruby-ball stylus delivers stable contact geometry and reduced deflection under typical metrology loads. The combination of a hardened carbide stem and precision ruby tip helps improve measurement repeatability across small diameters, making it a versatile choice for disc or star stylus configurations and demanding inspection tasks.