JBO Thread Ring Gauge (GO) - BSP (G) - Right Hand - Tol. B - 1/4 x 19 Endmill25 Hardened steel construction for long-lasting

Hardened steel construction for long-lasting durability: Built to withstand daily use in busy workshops

consistent bore every time

Shank: Straight shank for compatibility with standard collet chucks

Flute design: Left-hand spiral flute for stable cutting and effective chip evacuation

Shank Design: Long neck (long shank) for deep grooves and recessed cavities common in mold and die work

JBO Thread Ring Gauge (GO) - BSP (G) - Right Hand - Tol. B - 1/4 x 19 Endmill25 Hardened steel construction for long-lastingThe JBO Thread Ring Gauge (GO) is a precision inspection tool designed to verify external BSP (G) threads. Sized for right hand, 1 4 x 19 BSP G fittings, it helps plumbers, engineers, and quality teams quickly determine if a thread is within tolerance and ready for assembly. Its Go design provides an immediate, clear indication of conforming threads, helping you speed up inspections and reduce guesswork in your workflow. Go Gauge Design for Fast