The JBO Thread Ring Gauge (NoGo) is a precision inspection tool for external metric threads. It helps engineers, machinists, quality control teams, and shop floor technicians quickly verify that threaded components meet the required standards.

Designed for metric fine threads, it's tuned for M30 x 1 left-hand threads. Constructed from hardened steel, it offers durability and wear resistance for busy workshops and demanding environments, ensuring reliable, repeatable checks.

• Precise metric NoGo gauge for fine threads: Quickly determine if external threads meet the minimum diameter for metric fine sizes, speeding up inspection and reducing rework.
• Durable hardened steel body: Built to withstand daily use in workshops and production lines, delivering long-lasting dimensional stability and wear resistance.
• Left-hand M30 x 1 compatibility: Specifically designed to gauge left-hand threaded components, ensuring correct fit and reliable quality checks for these parts.

Using this gauge helps you streamline quality control, cut inspection time, and improve consistency across production runs. It supports confident acceptance of compliant parts and prompt rejection of out-of-spec components, reducing downtime and ensuring reliable assemblies.