The JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M72 x 4 is a precision inspection tool designed to verify internal threads in metric fine holes. It’s ideal for engineers, quality teams, machinists, and hobbyists who need fast, reliable confirmation that threaded holes meet specification before assembly.

Manufactured from hardened steel for exceptional durability, the GO gauge resists wear in busy shops and delivers long service life. Its knurled body provides a secure, comfortable grip for quick alignment, and its clear GO action makes it easy to identify properly threaded holes at a glance.

• Precise go verification for metric fine threads: Specifically sized for M72 x 4 and 6H holes to deliver consistent pass/fail results during thread inspection.
• Durable hardened steel construction: Built to endure frequent use in demanding environments while maintaining accuracy and edge quality over time.
• Ergonomic, user-friendly design: Knurled grip and straightforward operation help operators quickly position the gauge and confirm hole condition, reducing setup time and misreads.

Used in quality control and manufacturing workflows, this gauge helps ensure threaded holes are within spec before assembly, reducing rework and improving overall reliability of threaded connections across applications.