The JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6e - M39 x 1.5 is a precision measurement tool designed to verify external thread diameters with reliability. It’s ideal for machine shops, quality control teams, engineers, and technicians who need fast, accurate conformance checks against exact thread specifications.

Crafted from hardened steel, this NoGo ring gauge delivers long-lasting performance in demanding environments. Its durable construction stands up to daily use, while its straightforward go/no-go design provides clear, immediate feedback on non-conforming parts—helping you keep production moving and maintain consistent quality.

• Precise Metric Fine Thread (M39 x 1.5) NoGo: Enables quick, accurate go/no-go checks against the exact external thread size to confirm compliance with your drawing or standard.
• Hardened Steel Durability: Built to resist wear and maintain measurement accuracy over countless inspections, even in busy workshop settings.
• Right-Hand 6e Configuration: Designed for standard right-hand threads and typical pitch, ensuring reliable fit and uncomplicated use without ambiguity.

This gauge helps streamline quality control, reduce inspection time, and improve the consistency of results across production runs. By providing a clear, repeatable method to verify external thread diameters, it supports faster decisions, better traceability, and confident manufacturing outcomes from first article through final assembly.