ITP Straight Styli Type A with a ruby contact ball is a precision, everyday-use stylus designed for reliable probing in metrology and inspection tasks. Built for durability and consistent performance, it combines a lightweight ceramic shaft with high-quality ruby contact points for smooth, repeatable measurements.

• Overall length: 104 mm
• Thread: M4 mounting thread for secure, compatible attachment
• Stem material: High-performance ceramic for exceptional rigidity and light weight
• Ball material: Ruby contact ball, available in sizes from Ø4.0 mm to Ø8.0 mm
• Size options: Additional sizes can be requested via configurator or by email

The combination of a rigid ceramic shaft and a high-quality ruby ball delivers stable contact during probing, reducing deflection and measurement drift on delicate surfaces. The lightweight stem minimizes operator fatigue during extended inspection sessions, while the durable ruby ball offers wear resistance and consistent glide across a variety of materials. The universal M4 thread ensures straightforward integration with standard fixtures and probes, making this stylus a dependable choice for routine QA, coordinates measuring machine work, and precision inspections. For specialized needs, bespoke sizes are available upon request.