Pay in 4 interest-free payments of $20.54 Learn more
Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
10 micron run-out for outstanding concentricity and improved surface finish
16 mm bores to tight ISO tolerances
By maintaining true alignment and secure clamping
easy-to-handle design that enhances precision and consistency in delicate operations
With a 4-flute design and variable index geometry
JBO Thread Ring Gauge (GO) - UNF - Right Hand - 3A - No. 12 x 28 Hex Key Drill Chuck 10 micron run-out for outstandingThe JBO Thread Ring Gauge (GO) for UNF, Right Hand, 3A, No. 12 x 28 is a precision tool designed to verify external UNF threads quickly and reliably. Its ideal for engineers, inspectors, machinists, and quality teams who need confidence that threaded components meet exact UNF go standards during assembly and QC checks. Crafted from hardened steel, this GO gauge delivers durable performance in demanding workshops and production lines. Its right hand
