The JBO Thread Ring Gauge (GO) — Metric Fine, Left Hand, 6g, M78 x 1.5 is a precision go/no-go inspection tool for external threads. It’s designed for engineers, machinists, quality teams, and workshop technicians who need fast, reliable verification that threaded components meet exact outside diameter and pitch specifications.

Crafted from hardened steel, this gauge delivers exceptional durability and wear resistance in demanding work environments. Its left-hand configuration and metric fine design support accurate checks for M78 x 1.5 threads, helping you maintain consistent quality across production runs.

• Exact GO measurement for Metric Fine threads: Delivers a precise pass/fail check on the external thread, ensuring components meet the M78 x 1.5 specification and other metric fine standards at a glance.
• Hardened steel construction: Built to endure daily use, resist wear, and maintain calibration over time for long-lasting reliability in busy shops.
• User-friendly, quick identification: Intuitive design lets operators quickly determine conforming parts, reducing inspection time and minimizing downtime during quality control.

Integrating the JBO Thread Ring Gauge into your workflow helps streamline inspections, reduce rework, and improve overall assembly accuracy. With durable construction and a clear go/no-go check, you can trust this gauge to support consistent results across shifts and batches.