JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M42 x 2 Shrink Fit Holders By confirming threads early in

By confirming threads early in the machining or assembly process

28 mm) is a taper-shank

Built for longevity

Using the GO gauge streamlines thread inspection

delivering smooth bore finishes and reliable performance across a range of materials

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M42 x 2 Shrink Fit Holders By confirming threads early inThe JBO Thread Ring Gauge (GO) for Metric Fine threads is a precise go no go tool designed to verify external thread diameters to their metric fine standard. Ideal for inspectors, machinists, and quality teams across manufacturing, maintenance, and engineering environments, it helps ensure threaded components match exact specifications. Crafted from hardened steel for exceptional wear resistance, this gauge delivers durable, long lasting performance