The JBO Thread Plug Gauge (GO) – Metric Fine, Right Hand, 4H, M52 x 1.5 – is a precision inspection tool designed to verify threaded holes with exacting accuracy. It's ideal for engineers, quality teams, machinists, and hobbyists who need quick, reliable confirmation that a hole accepts the full thread engagement and meets standard specifications.

Built from hardened steel for outstanding wear resistance, this GO plug gauge features a user-friendly, knurled body that provides a secure grip and confident handling in busy workshops. The meticulous design and precise dimensions ensure dependable performance when checking metric fine threads against required standards.

• Precise metric GO gauge for M52 x 1.5: Quickly confirm that a threaded hole accepts the full thread engagement, reducing guesswork and inspection time.
• Hardened steel construction: Delivers long-lasting durability and consistent measurements in demanding environments.
• Ergonomic knurled body for easy handling: Provides a secure grip and stable alignment for fast, accurate checks.

This gauge helps you streamline quality control by delivering clear, reliable go checks that verify hole size and thread form. Its robust construction and thoughtful design support steady workflow, minimize downtime, and ensure components meet specifications with confidence on every inspection.