Introducing the JBO Thread Plug Gauge, a precision tool for rapid verification of internal UNJC threads. Sized for right-hand threads at 7/16 x 14 with a 3B tolerance, this go/no-go gauge is a reliable choice for technicians, inspectors, and machinists across manufacturing, automotive, and aerospace applications. Designed to deliver consistent, accurate checks on threaded holes, it helps ensure components meet Unified standards before assembly.

• Go/No-Go Quick Conformance Checks: The go/no-go design lets you confirm hole suitability in seconds, streamlining quality checks and minimizing downtime.
• Precise UNJC 7/16 x 14, Right-Hand, 3B Tolerance: Engineered to exact Unified thread standards, delivering consistent measurements and reliable fit when used with compatible components.
• Durable, Ergonomic Construction: Metal body with knurled grip and robust finishes provide long service life and easy handling in demanding environments.

The JBO Thread Plug Gauge helps you streamline inspection workflows, ensuring threads are within spec and fit correctly before assembly. With quick pass/fail checks, you can reduce rework, improve production throughput, and maintain consistent quality across batches. Built for daily use in production lines, service shops, and QA labs, it remains a dependable tool for reliable threading verification.