The JBO Thread Ring Gauge (NoGo) — Metric Coarse, Right Hand, 6e, M2 x 0.4 — is a precision inspection tool designed to verify external thread diameters against defined standards across a range of industries. It serves quality control professionals, engineers, machinists, and workshop technicians who need a fast, reliable way to confirm metric coarse threaded components meet specifications.

Manufactured from hardened steel, this NoGo ring gauge delivers long-lasting durability and wear resistance in demanding environments. Its user-friendly design enables quick identification of non-conforming threads, helping keep production moving and inspections consistent.

• Clear NoGo verification for quick defect detection: Provides fast pass/fail assessments to identify out-of-tolerance threads, speeding up inspections and reducing rework.
• Durable hardened steel construction: Built to withstand daily shop wear, ensuring long tool life and consistent measurements in busy environments.
• Designed for metric coarse threads (6e, M2 x 0.4) and right-hand applications: Ensures reliable checks for common thread sizes, delivering repeatable results and reducing guesswork in sizing decisions.

Whether you're performing incoming inspections, routine maintenance, or assembly verification, the JBO NoGo Thread Ring Gauge provides fast, reliable results you can trust. Its precise sizing, rugged build, and compatibility with metric coarse threads help streamline workflows, minimize downtime, and uphold consistent thread quality across parts and projects.