The JBO Thread Plug Gauge (GO) – Metric Fine, Right Hand, 6G, M52 x 1.5 is a precision inspection tool designed to verify the internal threads of holes across manufacturing, assembly, and maintenance environments. Ideal for engineers, machinists, quality teams, and tradespeople, it provides a fast, reliable check to ensure threaded holes meet specification.

Built around the exact metric fine thread of M52 x 1.5 with a right-hand orientation and 6G tolerance, this GO gauge delivers consistent hole acceptance checks that you can trust in daily QC routines. The hardened steel construction stands up to rigorous use, resist wear, and maintain accuracy over long service life, even in demanding workshop conditions.

• Exact metric fine thread fit: Delivers precise hole acceptance checks for M52 x 1.5 threads, enabling quick, reliable verification of threaded holes.
• Hardened steel construction: Delivers long-lasting durability, resisting wear and corrosion to preserve measurement accuracy through heavy use.
• Ergonomic, user-friendly design: Knurled body and straightforward alignment make inspections fast and approachable, reducing handling errors and downtime.

Using this GO plug gauge helps streamline quality control by providing clear pass/fail results, reducing rework, and speeding up inspection cycles. Its dependable performance supports accurate part fit, consistent manufacturing outcomes, and greater confidence in your threaded assemblies.