The JBO Thread Plug Gauge (NoGo) - Metric Fine is a precision measuring tool designed to verify metric fine threaded holes. It’s ideal for engineers, machinists, quality inspectors, and workshop enthusiasts who need dependable, quick checks to confirm holes meet exact specifications.

Made from hardened steel for durability, this NoGo gauge stands up to daily use in demanding environments. It’s configured for metric fine threads with right-hand orientation, M75 x 2, 6H tolerance, and a knurled grip for a secure, comfortable hold during inspection.

• NoGo metric fine thread verification: Quickly confirm hole size against metric fine threads (M75 x 2) using a standard NoGo check, helping prevent undersized or out-of-spec components and reducing inspection time.
• Durable hardened steel construction: Built to resist wear and provide long tool life in busy workshops and production lines, even with frequent testing.
• Ergonomic knurled handle for secure, repeatable checks: Secure grip and precise alignment in tight spaces, making inspections faster and more consistent.

Whether you’re setting up new assemblies, performing routine quality checks, or ensuring compliance with internal standards, this gauge provides clear, pass/fail feedback and reliable long-term performance. It helps streamline hole verification for metric fine threads, supporting faster workflows, reduced rework, and more consistent results across your manufacturing or repair processes.