The JBO Thread Ring Gauge (NoGo) is a precision inspection tool designed for external metric threads. It helps engineers, machinists, inspectors, and shop-floor teams verify that M125 x 3 threads (6g, right-hand) meet the required diameter and pitch tolerances. The NoGo designation provides a clear, fast way to identify parts that do not conform to specification during incoming, in-process, and final inspections.

Crafted from hardened steel, this gauge delivers durable, long-lasting performance in busy workshop environments. The rugged construction resists wear and maintains accurate reference dimensions over time, while clear metric labeling makes quick identification straightforward for operators and quality teams alike.

• Precise Metric Fine sizing (M125 x 3, 6g, Right-Hand): Delivers accurate NoGo checks for external threads, ensuring components conform to the exact major diameter and pitch values required by metric fine standards.
• NoGo verification for quick pass/fail decisions: Enables immediate identification of non-conforming threads, speeding up inspections and reducing downstream rework.
• Rugged hardened steel construction for lasting accuracy: Built to resist wear, corrosion, and repeated use, preserving tolerances and delivering reliable results in demanding environments.

Using the JBO NoGo thread ring gauge helps you confirm thread compatibility quickly, improve consistency across parts, and reduce rework. Its durable build and clear size designation support repeatable quality checks across shifts, making audits and production handoffs smoother and more trustworthy.