The JBO Thread Plug Gauge (GO) – Metric Fine is a precision inspection tool designed to verify metric threaded holes with speed and confidence. Built for quality teams, machinists, engineers, and maintenance professionals, this GO gauge helps you quickly determine whether a hole is properly threaded to the specified metric size and pitch, ensuring parts meet exact standards and specifications.

Crafted for durability and reliable performance, the gauge uses hardened steel for long life in demanding environments. Its right-hand, metric fine design is sized for M76 x 2 with a 6H tolerance, making it easy to identify correctly threaded holes and keep quality checks moving smoothly in your shop or production line.

• Precise GO gauge for fast hole verification: Delivers accurate pass/fail checks against the thread standard, reducing inspection time and rework by confirming holes meet the exact size and pitch.
• Hardened steel construction for long tool life: Built to withstand daily use in busy workshops, resisting wear and maintaining consistent measurements over time.
• Right-hand, metric fine design for quick compatibility: Specifically sized for M76 x 2 with 6H tolerance, enabling effortless, reliable checks that fit seamlessly into standard quality control workflows.

Using the JBO Thread Plug Gauge (GO) – Metric Fine helps streamline your quality process, minimizes downtime, and improves the reliability of assembled parts by ensuring threaded holes are correctly formed before assembly or repair. It provides clear, repeatable results that you can trust across demanding manufacturing environments.