JBO Thread Ring Gauge (NoGo) - BSP (G) - Right Hand - Tol. B - 1/2 x 14 ER Collet Chucks M2 high-speed steel: Resists wear

M2 high-speed steel: Resists wear during repeated passes

Go/No-Go design for rapid hole inspection: Quickly verify both minimum and maximum thread conditions

offering reliable checks for left-hand threaded components and consistent results

Built to withstand demanding industrial environments

Flute design: Single-flute geometry for efficient chip evacuation and smoother cutting

JBO Thread Ring Gauge (NoGo) - BSP (G) - Right Hand - Tol. B - 1/2 x 14 ER Collet Chucks M2 high-speed steel: Resists wearThe JBO Thread Ring Gauge (NoGo) is a precision inspection tool designed to verify external BSP (G) threads on pipe fittings. Sized for right hand, 1 2 x 14 threads, it helps plumbers, engineers, and quality teams quickly determine whether a fitting meets the standard and is ready for use in fluid handling systems, plumbing installations, and engineering assemblies. No Go quick check: Quickly identify non conforming BSP (G) threads, enabling fast pass