The JBO Thread Plug Gauge is a precise Go/No-Go tool designed to verify BSP (G) threaded pipe connections at 1/2 x 14. Crafted for plumbers, engineers, QA technicians, and maintenance professionals, it provides fast, reliable checks to confirm fittings meet BSP (G) standards and will seal correctly in service.

• Go/No-Go end checks: Quickly determine if a thread conforms by using the Go end for a clean, proper fit and the No-Go end to expose any over-tap or under-tap conditions, reducing guesswork and rework.
• Right-hand BSP (G) compatibility: Specifically calibrated for BSP (G) threads at 1/2 x 14, delivering dependable pass/fail results that support consistent, leak‑free assemblies.
• Ergonomic, durable construction: Knurled grip and robust metal body enable secure, one-handed use in tight spaces while standing up to daily workshop and field use.

Using the JBO Thread Plug Gauge streamlines inspection workflows across plumbing, fluid handling, and engineering projects. It helps you confirm conformance quickly, document quality checks, and ensure fittings seal reliably, reducing downtime, leaks, and returns while improving overall accuracy in assembly and maintenance tasks.