The JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M56 x 3 is a precision inspection tool designed to verify threaded holes meet exact metric fine thread specifications. It’s ideal for machinists, quality control professionals, engineers, maintenance teams, and serious hobbyists who need fast, dependable hole checks during setup, inspection, and assembly.

• Precise Go Gauge for M56 x 3 Metric Fine Threads: Quickly confirms that a threaded hole meets the exact M56 x 3 specification, reducing guesswork and rework in production and quality control.
• Hardened Steel Construction for Durability: Built to withstand daily workshop use, resisting wear so accuracy remains consistent over many measurements.
• Ergonomic, Knurled Body for Easy Handling: Secure grip and smooth operation in busy environments, even with gloves, enabling fast, repeatable checks.

Using this GO gauge supports faster, more reliable inspections, helps ensure proper fastener fit, and contributes to smoother workflows across manufacturing, maintenance, and repair tasks. The combination of precise dimensions, robust material, and user-friendly design gives you confidence that your threaded-hole checks are consistent and dependable over time.