The JBO Thread Plug Gauge is a precise inspection tool designed for metric coarse threads. It’s ideal for machinists, quality control professionals, and shop floor teams needing a fast, reliable way to verify threaded holes. Sized for M14 x 2 coarse threads in 6G tolerance and oriented for right-hand use, this go/no-go gauge provides a straightforward reference to confirm hole readiness and correct fit.

• Go/No-Go dual-check design: Lets you quickly verify both the minimum and maximum thread dimensions in a single test—no guesswork, just clear pass/fail signals that speed inspections and enhance consistency.
• Precise M14 x 2 coarse thread, 6G compatibility: Specifically matched to common coarse-thread holes, ensuring reliable checks for the exact size you use in production and maintenance.
• Durable hardened steel with right-hand design: Built to withstand daily workshop use, preserving accuracy over time while aligning with standard right-hand threaded applications for easy integration into existing workflows.

Using the JBO Thread Plug Gauge helps you validate hole readiness quickly, reduce rework, and improve overall assembly reliability. The rugged construction supports long-term, repeated use in busy environments, giving you confidence that your threaded connections will fit correctly the first time.