JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 4h - M64 x 1.5 Boring Bar Blank this GO ring gauge delivers

this GO ring gauge delivers durable wear resistance and long service life in demanding workshop environments

The JBO Thread Plug Gauge (NoGo) - Metric Fine is a precision inspection tool designed for metric fine threaded holes

while the straight shank and DIN 206-B geometry ensure reliable alignment in manual reaming operations

reducing edge rounding and delivering consistent dimensions across multiple parts

helping you keep production moving and achieve dependable bore quality in every job

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 4h - M64 x 1.5 Boring Bar Blank this GO ring gauge deliversJBO Thread Ring Gauge (NoGo) Metric Fine Right Hand 4h M64 x 1. 5 is a precision tool used to check external thread interfaces. Its designed for engineers, inspectors, machinists, and quality teams who need fast, reliable go no go verification to ensure components meet exact threaded specifications. Crafted from hardened steel, it withstands daily use on busy shop floors and delivers consistent measurements over time. NoGo Profile for Fast Conformity: