The JBO Thread Plug Gauge (NoGo) – Metric Fine – Right Hand – 6H – M122 x 1.5 is a precision inspection tool designed to verify metric fine threaded holes. It’s ideal for engineers, machinists, inspectors, and technicians who need reliable, decisive checks to ensure holes meet exact thread standards. The NoGo designation helps you quickly determine whether a hole falls within the required tolerance, supporting consistent quality across parts and assemblies.

Crafted from hardened steel, this gauge is built to endure busy shop environments. Its durable construction resists wear from repeated use, maintaining accurate measurements over time and delivering dependable performance across shifts.

• Precise NoGo verification for metric fine threads: Delivers reliable pass/no-go readings for the NoGo limit on metric fine threads (M122 x 1.5, 6H), enabling quick, confident hole acceptance decisions.
• Rugged hardened steel construction: Designed for long life in demanding settings, resisting wear and preserving measurement accuracy through heavy use.
• User-friendly right-hand design: Optimized for standard inspection workflows, making insertion straightforward and results easy to interpret on common internal-thread holes.

Incorporating the JBO Thread Plug Gauge into your quality checks helps streamline inspections, reduces rework, and supports consistent, standards-compliant results across your production or maintenance processes.