The JBO Thread Ring Gauge (GO) - Metric Fine, Right Hand, 6e is a precise inspection tool designed to verify external thread diameters on fasteners and threaded components. It’s ideal for engineers, machinists, inspectors, and quality teams who need quick, reliable confirmation that parts meet the M20 x 1.5 thread standard.

• Accurate external thread verification (M20 x 1.5, 6e): Quickly confirm that components conform to the exact thread size and class, reducing guesswork and ensuring consistent fit across assemblies.
• Durable hardened steel construction: Built to withstand daily shop use, resisting wear and maintaining accuracy over time for long service life in demanding environments.
• Fast, user-friendly GO checks: Simple, intuitive pass/fail checks that speed up quality control workflows and minimize downtime during inspections.

Using the GO gauge streamlines your inspection process, helping you deliver reliable results with confidence. Its sturdy construction and clear, straightforward testing make it a practical addition to any QC station, workshop, or field service toolkit, supporting accurate assembly and traceable quality across projects.