JBO Thread Ring Gauge (GO) - UNF - Right Hand - 3A - 1 1/2 x 12 Face Mill Arbors - Anti-Vibration and a small 2 mm

and a small 2 mm diameter with a precise corner radius supports consistent performance across varying taper angles

and electronics enclosure applications where precise

high-quality threads with minimal variance and rework

and integrates smoothly into existing machining setups

The short length boosts rigidity and minimizes tool deflection in tight pockets

JBO Thread Ring Gauge (GO) - UNF - Right Hand - 3A - 1 1/2 x 12 Face Mill Arbors - Anti-Vibration and a small 2 mmThe JBO Thread Ring Gauge (GO) for UNF threads is a precision inspection tool designed to quickly confirm external thread diameters meet exact UNF right hand 3A 1 1 2 x 12 specifications. Built for engineers, machinists, quality teams, and maintenance crews, it streamlines threaded component checks across manufacturing, assembly, and service workflows. Manufactured from hardened steel for outstanding durability, this GO gauge resists wear and