The JBO Thread Ring Gauge (NoGo) is a precision inspection tool designed to quickly verify external threads against metric coarse standards. It’s ideal for quality control teams, machinists, and maintenance staff who need reliable go/no-go checks on Right Hand M12 x 1.75 threads.

Manufactured from hardened steel for lasting durability, this NoGo gauge resists wear in demanding environments and delivers consistent measurements. Its clear NoGo presentation and easy-to-read form help you identify non-conforming components at a glance, keeping your workflow running smoothly.

• Hardened steel construction: Built to withstand daily use in busy shops, delivering long-lasting durability and reliable performance.
• Precise NoGo sizing for metric coarse threads: Accurately checks external diameter for M12 x 1.75, enabling fast pass/fail decisions and reducing rework.
• User-friendly inspection design: Easy to use on crowded benches with clear indication of non-conforming parts for quick, confident decisions.

Using the JBO NoGo Ring Gauge improves inspection speed and consistency, helping ensure metric coarse thread connections meet fitment and functionality standards. Its durable construction and straightforward operation support reliable quality control across batches, minimize downtime, and enhance overall manufacturing reliability.