The JBO Thread Ring Gauge (GO) for UNJF - Right Hand - 3A - 1/4 x 28 is a precision tool used to verify external thread diameters, helping shops ensure threaded components meet exact size and tolerance requirements. Designed for engineers, machinists, quality control teams, and maintenance technicians, it enables fast, reliable GO checks that support consistent fits and reliable performance in assembly and servicing.

• Precise GO measurement for 1/4 x 28 UNJF right-hand threads: Quickly confirm that the external thread diameter falls within the Go limit, reducing inspection time and rework.
• Hardened steel construction with 3A-class wear resistance: Withstand daily use in demanding environments, delivering long-lasting accuracy and durability.
• User-friendly design for easy conformance identification: Clear, straightforward pass/fail indication that streamlines quality control and training for operators.

By providing reliable, repeatable thread checks, this GO gauge helps you speed up inspections, reduce downtime, and maintain consistent quality across batches. With durable materials and a design tailored for ease of use, it supports precise engineering, easier compliance with standards, and predictable results in manufacturing, maintenance, and repair workflows.