The JBO Thread Ring Gauge (GO) – Metric Fine is a precision inspection tool designed to quickly verify external thread diameters to the M75 x 1.5, right-hand, fine-pitch standard. It’s ideal for engineers, machinists, quality teams, and workshop use, helping you confirm threaded components meet exact dimensional requirements with reliable, repeatable results.

Built from hardened steel, this gauge delivers outstanding durability and wear resistance for demanding work environments. Its robust construction maintains accuracy over many inspections, reducing the need for frequent replacements and keeping your measurement processes steady and dependable.

• Metric Fine Go Gauge for M75 x 1.5 (Right-Hand): Designed specifically for the fine-pitch, right-hand thread standard, enabling quick, accurate acceptance checks and minimizing guesswork in your QA workflow.
• Hardened Steel Construction: Delivers long-lasting wear resistance that stands up to daily handling and industrial use while preserving precise dimensions over time.
• 4h Tolerance Class for Consistent Results: Provides reliable go/no-go performance across parts and batches, helping maintain consistent quality control and repeatable inspections.

Using the JBO Thread Ring Gauge (GO) streamlines threaded-diameter verification, speeds up inspection, and supports accurate decisions in assembly, machining, and quality processes. Its durable, purpose-built design gives you confidence that your measurements are trustworthy, helping reduce downtime, scrap, and rework while enhancing overall production performance.