Meet the JBO Thread Plug Gauge (GO) — Metric Fine, Right Hand, 6H, M80 x 4. This GO gauge helps inspectors quickly verify threaded holes to exact metric fine specifications, ensuring reliable fits and consistent quality across parts in busy production environments. Crafted from hardened steel, it delivers long-lasting durability and repeatable checks in daily workshop use.

• Exact Go gauge for metric fine threads (M80 x 4, 6H): Provides quick pass/fail checks to confirm threaded holes meet the specified metric fine standard, reducing guesswork and rework in quality control.
• Hardened steel construction for durability: Built to resist wear and provide long-lasting accuracy, even in high-volume inspection environments.
• User-friendly design for fast hole verification: The straightforward GO function makes it easy to confirm properly threaded holes, supporting rapid inspections and improving throughput.

With the JBO Thread Plug Gauge, your inspection workflow gains speed, accuracy, and confidence. Its precise GO check ensures threaded holes meet metric fine specifications on the first pass, helping you reduce rework and avoid costly delays. The hardened steel body stands up to daily shop life, delivering long-lasting performance and consistent results across production runs.