The JBO Thread Plug Gauge is a two-ended Go/No-Go inspection tool crafted for metric fine threads. It targets right-hand M13 x 0.5 holes, providing a fast, clear pass/fail check during assembly and quality control to ensure parts fit together correctly.

• Go/No-Go quick verification: Enables rapid acceptance or rejection of hole tolerances, reducing guesswork and speeding up inspection cycles.
• Metric fine-thread accuracy (M13 x 0.5, 4H): Designed to precisely verify fine-thread holes to the 4H class, ensuring reliable engagement with mating components.
• Hardened steel construction: Built for durability in demanding shop environments, delivering long-lasting performance and consistent results over time.

With the JBO Thread Plug Gauge, you can streamline quality checks, cut downtime, and improve overall assembly consistency. Its durable build and straightforward Go/No-Go checks give you confidence in every measurement, helping you maintain efficient workflow and high standards across production runs.