The JBO Thread Ring Gauge (NoGo) – Metric Fine, Right Hand, 4h, M10 x 1 – is a precision inspection tool for checking external threads on fasteners, shafts, and mating components. It is designed for engineers, machinists, inspectors, and shop personnel who need fast, reliable verification that thread diameters conform to exact standards.
Crafted from hardened steel, this NoGo gauge delivers outstanding durability and wear resistance for everyday use in demanding environments, giving you consistent, repeatable results.

• Durable hardened steel construction: Built to withstand daily use in busy workshops, resisting wear and maintaining accurate measurements over time.
• Go/No-Go quick verification: Intuitive checks quicken inspections, helping you separate compliant parts from out-of-tolerance components in seconds.
• Metric fine compatibility: M10 x 1, 4h right-hand: Specifically matched to this thread form, ensuring reliable diameter checks and consistent results across parts that share this standard.

With this gauge, you can streamline inspection routines, reduce rework, and consistently document conformance, helping projects stay on schedule and meet exact specifications.