The ITP Straight Styli Type A with Ruby Ball is a precision probing accessory engineered for metrology professionals who need reliable, repeatable contact in tight spaces. Built around a carbide stem for maximum rigidity and a selection of high-quality ruby balls, this stylus covers a wide range of probing tasks with consistent performance.

• Thread: M5 thread compatibility for quick, secure integration with common probes and stylus holders.
• Overall length: 21 mm overall length to reach into confined fixtures without sag or flex.
• Stem material: Carbide stem delivers exceptional rigidity and long-term dimensional stability under probing loads.
• Ruby ball sizes: High-quality ruby balls from Ø0.7 mm to Ø3.0 mm provide precise contact geometry and durable wear resistance.
• Customization: Other sizes can be requested via the configurator or by e-mail to fit specific measurement needs.
• Model reference: Type A Ruby Ball stylus, THM502010021 for easy identification and ordering.

With a rigid carbide core and a choice of ruby ball diameters, this straight stylus minimizes deflection during measurements and delivers repeatable data across a variety of surfaces and features. The 21 mm length, combined with the M5 thread, makes it a versatile addition to any CMM, coordinate measurement setup, or precision inspection workflow. Ruby balls are renowned for hardness and smooth contact, reducing wear and producing cleaner probing signals over time. Ideal for routine everyday use and more demanding micro-measurement tasks alike, this stylus offers dependable performance without compromising flexibility. For specialized applications, additional ball sizes are available on request through the configurator or by email.