The JBO Thread Ring Gauge (GO) - Metric Fine, Right Hand - 4h - M16 x 1 is a precision tool engineered to quickly verify external threads. It helps engineers, machinists, inspectors, and quality teams confirm that M16 x 1 right-hand threaded components meet the specified tolerance, supporting accurate fits and reliable performance in a wide range of applications.

Crafted from hardened steel, this GO gauge combines durability with precise dimensions to withstand daily use in demanding workshops. The user-friendly design provides clear pass/fail feedback, enabling fast, confident inspections during manufacturing, assembly, and quality control processes.

• Precise external-thread verification: Quickly confirms conformance to the M16 x 1, 4h right-hand thread, allowing fast, reliable pass/fail decisions and reducing inspection time.
• Durable hardened steel construction: Built to endure prolonged use in busy environments, with excellent wear resistance and long service life.
• Ergonomic, easy-to-use design: Knurled outer edge and simple alignment make it easy to handle, even with gloves, for fast, repeatable checks.

By using the JBO Thread Ring Gauge, you streamline thread inspection, shorten quality-control cycles, and improve consistency across parts and assemblies. The gauge provides clear, objective results, helping you prevent misfits, reduce scrapped components, and keep production on schedule with confidence in every measurement.