The JBO Thread Plug Gauge (GO) – Metric Fine, Right Hand, 6H, M58 x 1.5 is a precision inspection tool designed for professionals who work with threaded holes. Built for machinists, quality inspectors, and manufacturing teams, it provides a fast, reliable way to verify that internal threads meet the exact size and tolerance required for secure, consistent assembly.

• Precise GO gauge for M58 x 1.5, 6H: Quickly confirm that threaded holes meet the exact minimum size and tolerance, helping prevent misfits and costly rework in critical assemblies.
• Hardened steel construction: Delivers outstanding wear resistance and durability in busy inspection rooms, ensuring accurate readings over many cycles of use.
• Ergonomic, user-friendly design: Knurled body and clean profile provide a confident grip and easy orientation, even when hands are gloved, speeding up everyday inspections.

Incorporating this GO plug gauge into your quality checks streamlines the workflow: you get consistent, reliable readings that reduce downtime, improve part fit, and support compliance with industry thread standards. It’s a durable, easy-to-use tool that helps your team deliver precise, repeatable results with every measurement.