The JBO Thread Ring Gauge (NoGo) — Metric Coarse, Right Hand, 6e, M3.5 x 0.6 — is a precision inspection tool designed to verify external thread diameters with repeatable accuracy. It's ideal for machinists, quality control teams, engineers, and shop-floor technicians who need fast, reliable go/no-go checks on metric coarse threads.

Crafted from hardened steel, this NoGo gauge delivers durability and wear resistance for busy workshops. Its exact dimensions support consistent inspections, helping you confirm that threaded components meet required standards and quickly identify out-of-spec parts.

• Durable hardened steel construction: Built to withstand daily use in demanding environments, delivering long-lasting performance and stable measurements over time.
• Precise metric coarse sizing (M3.5 x 0.6, 6e, Right Hand): Meticulously machined to exact external thread specifications, enabling reliable pass/fail checks and consistent results across batches.
• Fast, clear Go/NoGo indication: User-friendly design provides immediate visual indication of compliant vs. non-conforming threads, speeding up inspections and reducing guesswork.

By providing quick, dependable verification of external thread diameters, the JBO Ring Gauge helps streamline quality control workflows, reduce rework, and ensure reliable mating with corresponding components. Use it to boost first-pass acceptance, maintain uniform thread quality, and support confidence in every assembly.