The JBO Thread Ring Gauge (GO) - Metric Fine is a precision inspection tool designed for professionals who need fast, reliable checks of external threads. Ideal for inspectors, machinists, quality teams, and shop-floor personnel, it quickly verifies that threaded components meet exact metric fine specifications, including right-handed M28 x 2 threads with the 6e class. Built to perform in manufacturing, automotive, and mechanical assembly environments, this GO gauge helps confirm conformity with minimal effort and maximum consistency.

• Precise GO gauge for metric fine, right-hand threads (M28 x 2): Quickly verify external thread diameters to exact 6e/M28 x 2 specifications, delivering reliable pass/fail results in seconds.
• Hardened steel construction for durability: Designed to withstand daily wear in busy workshops, providing long tool life and dependable performance across shifts.
• User-friendly, quick-identification design: Clear go/no-go indication lets you spot compliant components at a glance, reducing inspection time and minimizing rework.

By delivering fast, accurate thread verification, this gauge helps you streamline quality control, shorten setup and inspection times, and maintain consistent results across batches. Its robust build and precise geometry support repeatable measurements, giving you confidence in every part you inspect and assemble.