The JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M145 x 3 is a precision tool designed to verify threaded holes with metric fine threads. It’s ideal for engineers, machinists, inspectors, and workshop technicians who need reliable hole verification to ensure components meet specifications.

Crafted with meticulous dimensions and tough materials, this NoGo gauge delivers consistent, repeatable results, helping you move through quality checks quickly and confidently.

• NoGo precision for metric fine threads: Quickly confirms threaded holes do not exceed the maximum size, enabling faster acceptance or rejection decisions and reducing rework.
• Right-hand orientation and M145 x 3 compatibility: Aligned with standard metric fine thread specifications and common right-hand holes, delivering consistent measurements across parts and assemblies.
• Hardened steel construction for long life: Built to withstand daily use in busy workshops, maintaining dimensional stability and resisting wear over many inspections.

With its robust construction and precise sizing, the JBO Metric Fine NoGo gauge helps you streamline quality control, cut inspection time, and improve thread reliability across your production and maintenance workflows. By delivering clear go/no-go results, it supports faster setup, fewer reworks, and stronger confidence that threaded components will perform as intended.