JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 6h - M3 x 0.5 Shrink Fit Holders and more reliable results across

and more reliable results across production runs

you gain predictable hole dimensions

you can expect consistent quality and a tailored manufacturing process with a typical despatch window of 24/48 hours

it provides efficient chip evacuation and stable cutting for smooth bore finishes

With an M16 thread and 160mm gauge length

JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 6h - M3 x 0.5 Shrink Fit Holders and more reliable results acrossPrecision you can rely on for external threadsthe JBO Thread Ring Gauge (GO) for Metric Coarse, Right Hand, 6h, M3 x 0. 5 is a dedicated go no go tool designed for quality control, machining, and assembly workflows. It helps inspectors quickly verify that M3 x 0. 5 metric coarse threads conform to specification and will mate reliably with matching internal threads. Crafted from hardened steel for durability and wear resistance, this GO gauge maintains