The JBO Thread Plug Gauge is a precision inspection tool designed to verify internal threads to the UNS standard. This Go-No/Go gauge features a right-hand thread, 2B class designation, and a 1 5/16 x 12 size, delivering fast, reliable pass/fail checks for threaded holes. Its compact, dual-ended design makes it ideal for quality control in manufacturing, automotive, and aerospace environments, helping ensure proper thread engagement and fit.

• Go/No-Go Ends for Quick Conformity Checks: Two ends aligned with the UNS 1 5/16 x 12 right-hand thread design allow quick identification of conforming and non-conforming threads, reducing inspection time and rework.
• Precise UNS 1 5/16 x 12 Right-Hand, 2B Class: Ensures consistent measurements against standard thread form for reliable quality control across production runs.
• Ergonomic, Knurled Construction: Textured grip provides a secure hold and repeatable measurements in busy shop environments.

Used in routine thread inspection, this gauge helps streamline setup, shorten inspection cycles, and improve overall thread quality. It offers a straightforward, dependable tool for engineers, machinists, and inspectors to verify hole readiness before assembly.