The ITP Star Styli - Type W with Ruby Ball is a precision probing accessory designed for professionals who measure large diameters, deep bores, undercuts, and threaded features with stability and accuracy. This ruby ball, M5-threaded stylus (2 mm measuring length) is built for dependable performance in demanding gauging applications.

• Tip: Ruby ball probe for durable, precise contact in tight tolerances
• Thread: M5 thread for quick, secure mounting to compatible fixtures and probes
• Measuring length: 2 mm measuring length tailored for deep or narrow features
• Design: Type W configuration—no probe in the stem direction to enable measurements near the bottom of holes
• Construction: Stainless steel body with fixed, rigid probe arms for repeatable results
• Fixed arms: Multi-arm star arrangement that provides stable contact across varied feature geometries
• Product code: SIM500811040 for easy ordering and reference

This star stylus excels at measuring large diameters without bending risk, even along long gauging lengths. Its fixed-arm configuration supports task-specific measurement programs, making it ideal for inspections that require reaching into deep holes, capturing undercuts, or threading features with consistent, repeatable data. The Type W design ensures you can approach the bottom of the feature without stem-direction interference, while the ruby ball tip and robust stainless steel build deliver reliable performance over time.