JBO Thread Ring Gauge (GO) - UNF - Right Hand - 2A - 1/4 x 28 Tapping Chucks The 16 mm bore ensures

The 16 mm bore ensures compatibility with common milling chucks and adapters

this tool helps achieve clean

and clean slots across a range of materials

fast material removal

Designed to slot and mill with finesse

JBO Thread Ring Gauge (GO) - UNF - Right Hand - 2A - 1/4 x 28 Tapping Chucks The 16 mm bore ensuresMeet the JBO GO thread ring gauge for UNF threads precisely sized for 1 4 x 28 right hand threads and 2A class. Designed for engineers, machinists, and quality teams, it delivers quick, reliable verification of external threads during inspection and assembly. Accurate GO gauge for UNF 1 4 x 28 right hand threads: Quickly confirms external threads meet the GO dimension, enabling fast pass fail decisions and smoother workflow. Hardened steel, wear