The JBO Thread Ring Gauge (NoGo) - Metric Coarse, Right Hand, 6g, M7 x 1 is a precise inspection tool for verifying external metric coarse threads. Built for a wide audience—engineers, machinists, inspectors, buyers, tradespeople, and hobbyists—it delivers quick, reliable checks to confirm parts meet the correct size and fit requirements.

With its NoGo design, this gauge makes it easy to spot oversized or out-of-spec threads at a glance, reducing inspection time and rework. Crafted from durable hardened steel, it stands up to daily use in busy workshops, offering long-lasting accuracy across many measurement cycles.

• Precise NoGo verification for metric coarse threads: Quickly identify external threads that exceed the maximum allowance, helping to prevent mismatches and returns.
• Rugged hardened steel construction: Built to endure daily use, resisting wear and maintaining accuracy over time.
• Size-specific for M7 x 1, right-hand, 6g: Optimized for common coarse-thread components, enabling fast, reliable checks with minimal setup.

This gauge helps you streamline quality control, speed up assemblies, and ensure reliable performance in your applications. By providing clear go/no-go feedback, it supports consistent results across production runs and reduces downtime from sizing errors, giving teams confidence in every threaded connection.