Meet the JBO Thread Ring Gauge GO — Metric Coarse, Left-Hand, M16 x 2, 6g. This precision Go gauge is designed for quick, reliable verification of external threads in professional settings, helping you confirm parts meet exact specifications without guesswork.

Made from hardened steel for superior durability and wear resistance, it stays accurate through frequent use in quality-control processes, ensuring consistent results across inspection cycles.

• Precise Metric Coarse GO sizing: Delivers accurate checks for external M16 x 2 coarse threads, helping ensure components meet minimum diameter requirements on first-pass inspection.
• Durable Hardened Steel Construction: Built to withstand daily workshop use, resist wear and corrosion, and maintain tight tolerances over time.
• Left-Hand Thread Compatibility: Specifically configured for left-hand threaded components, ensuring correct guidance during inspection and reducing misclassification.

Used in quality-control workflows, this gauge speeds up inspections, reduces rework from out-of-tolerance parts, and supports consistent, reliable results across production runs. With its precise dimensions and robust construction, you can trust it to validate metric coarse threads accurately whenever you need it.