The JBO Thread Ring Gauge GO Metric Fine - Right Hand - 6h - M55 x 1 is a precision tool designed to verify external thread diameter to the M55 x 1 standard. Suitable for engineers, machinists, quality teams, and workshop technicians, it provides a quick, reliable go/no-go check to confirm threaded components meet exact specifications.

Crafted from hardened steel, this GO ring gauge delivers durable, long-lasting performance in demanding work environments. Its metric fine pitch and right-hand orientation ensure accurate measurements and easy interpretation during routine inspections, helping you maintain consistent quality across production runs.

• Precise GO gauge for metric fine threads: Quickly confirm external threads meet the M55 x 1 specification with clear pass/fail results, speeding up inspection workflows.
• Hardened steel construction: Built to endure frequent use, resist wear, and maintain accuracy over time in busy shops and manufacturing lines.
• Right-hand, 6h class alignment: Designed for standard right-hand threads with a defined tolerance class, ensuring reliable measurements that align with common engineering practices.

Used in quality control and precision assembly, this gauge helps reduce rework and downtime by providing dependable measurements early in the inspection process. Its straightforward design supports fast checks, consistent results, and confidence when verifying threaded components in automotive, industrial, and mechanical applications.