The JBO Thread Ring Gauge (NoGo) – Metric Fine, Right Hand, 6h, M72 x 1.5 – is a precision tool for verifying external threads. Designed for use in manufacturing, quality labs, and shop floors, it provides a fast, reliable go/no-go assessment to confirm that your threaded parts meet exact size and tolerance requirements.

Crafted from hardened steel, this gauge delivers exceptional durability and wear resistance for long service in demanding environments. Its meticulous construction and precise dimensions support quick identification of non-conforming threads, helping to streamline quality control and precision engineering workflows.

• Clear go/no-go checks: Instantly determine if a thread matches the M72 x 1.5, 6h right-hand spec, speeding up inspections and reducing guesswork.
• Durable hardened steel construction: Built to resist wear in busy workshops, delivering long-term reliability and repeatable results.
• Precise, consistent dimensions: Meticulous machining ensures the gauge accurately reflects the specified thread size, providing dependable checks every time.

Used as part of a disciplined measurement routine, this NoGo gauge speeds up inspections, helps prevent misfits from reaching assembly, and supports consistent quality. Its rugged construction and precise dimensions reduce rework and downtime, enabling you to deliver reliable, well‑made threaded components with confidence.