The JBO Thread Ring Gauge (GO) for Metric Coarse threads is a precision inspection tool designed to verify external threads on components. Engineered for M33 x 3.5 left-hand threads with a 6g tolerance, it enables technicians to confirm proper engagement and pass/fail criteria quickly and consistently. The ring features a knurled outer edge for secure handling in busy workshops, helping you line up and insert the gauge with confidence.

• Precise GO Gauge for Metric Coarse Threads: Delivers accurate go checks for M33 x 3.5 left-hand threads, enabling fast, reliable verification that parts meet the required specifications and reducing rework.
• Durable Hardened Steel Construction: Built to withstand repeated use in demanding environments, delivering long-lasting performance and consistent measurements over time.
• Left-Hand Thread Compatibility: Specifically tuned for left-handed metric coarse threads, ensuring correct inspection and preventing mix-ups during quality checks and assembly.

This gauge accelerates your quality control workflow by providing quick, repeatable measurements that translate into consistent, reliable assemblies. Its rugged construction and precise sizing help your team meet industry standards with fewer delays, making it an essential tool for engineers, machinists, inspectors, and procurement professionals who rely on accurate thread verification.