Designed to verify threaded holes to exact metric specifications, the JBO Thread Plug Gauge (GO) – Metric Fine – Right Hand – 6H – M100 x 3 is a precision inspection tool for engineers, machinists, inspectors, and hobbyists who need quick, reliable checks that a hole meets the required size and tolerance. Crafted from hardened steel for durability in demanding environments, it features a knurled grip for easy handling and clear identification of holes that meet the metric fine standard.

• Fast, intuitive go gauge verification: Quickly determine whether a threaded hole accepts the M100 x 3 metric fine right-hand thread, enabling fast pass/fail decisions during production and quality control.
• Durable hardened steel construction: Built to resist wear and deliver long service life in busy workshops, reducing replacement costs and downtime.
• Precise metric fine sizing (M100 x 3, 6H): Ensures reliable fit with target holes and consistent measurements, supporting accurate quality control and repeatable results.

Using the JBO Thread Plug Gauge (GO) helps streamline threaded-hole inspections by providing a clear, quick indication of hole readiness. It reduces inspection time, minimizes rework, and supports consistent results across parts and operators. The robust hardened steel construction and ergonomic knurled grip ensure reliable performance and comfortable use, even in tight spaces or with gloves.