The JBO Thread Ring Gauge (GO) - Metric Fine is a precision tool designed to ensure accurate and reliable measurements of external thread diameters across industries. Its meticulous design and precise dimensions facilitate efficient inspection of threaded components, helping verify conformity with required standards and specifications. Crafted from hardened steel, it offers durability and wear resistance for long-lasting performance in demanding environments.

Its user-friendly design makes it easy to identify properly conforming threaded components, supporting quality control processes and precision engineering.

• GO gauge for quick conformance checks: Provides clear go/no-go indications for external threads, speeding up inspections and reducing guesswork so you can approve parts with confidence.
• Hardened steel construction for durability: Built to withstand daily use in busy workshops, delivering extended tool life and reliable performance in demanding applications.
• Metric Fine compatibility (including M115 x 3): Designed specifically for metric fine threads, ensuring accurate measurements and straightforward verification against standards and specifications.

In daily testing and quality control, this gauge helps you confirm thread diameters quickly, maintain consistent results, and streamline documentation. Its durable build and precise design support efficient workflows from inspection to final assembly, reducing downtime and helping you deliver compliant parts with every batch.