The JBO Thread Plug Gauge (GO) - Metric Fine, Right Hand - 6H - M68 x 1 is a precision go gauge designed to quickly verify threaded holes to the metric fine standard. Ideal for machinists, quality teams, engineers, and maintenance technicians, it helps you confirm whether a hole will accept the mating thread within the 6H tolerance class.

Manufactured from hardened steel for outstanding wear resistance, this plug gauge is built to endure demanding workshop environments. Its user-friendly design makes it easy to identify proper thread engagement, supporting fast, reliable quality control on the shop floor.

• Hardened steel construction for durability: built to withstand daily use and resist wear, delivering stable, repeatable GO checks over time.
• Precise metric fine GO gauge for M68 x 1, right-hand threads (6H): ensures reliable go/no-go verification, helping reduce rework and maintain consistent part acceptance.
• Ergonomic, easy-to-use design with secure handling: knurled grip and straightforward shape enable fast inspections and quick orientation in busy workflows.

This gauge supports fast, confident measurements that strengthen quality control, reduce downtime, and improve overall production performance by delivering clear pass/fail results for metric threaded holes.