The JBO Thread Ring Gauge (GO) for Metric Coarse, Right Hand, 4h, M1.2 x 0.25 is a precision inspection tool designed to quickly verify external threads on metric coarse fasteners and components. Built to deliver reliable go checks, it helps quality teams confirm parts meet exact dimensional standards before assembly or further processing.

Manufactured from hardened steel, this GO gauge delivers lasting durability and wear resistance in busy workshop environments. Its user-friendly design and precisely machined dimensions support accurate, repeatable measurements, making it a staple in quality control and precision engineering workflows.

• Precise GO check for metric coarse threads: Enables quick, straightforward go/no-go verification of M1.2 x 0.25 external threads, helping ensure parts conform to exact specifications.
• Hardened steel durability: Built to withstand daily use with excellent wear resistance, delivering long tool life and consistent performance over time.
• Right-hand orientation and 4H tolerance: Specifically designed for metric coarse thread standards, providing reliable, repeatable inspections that fit seamlessly into existing QC processes.

Used in daily quality-control workflows, the JBO GO ring gauge speeds up thread verification, reduces rework, and helps ensure reliable, first-time fit for metric coarse threaded connections. Its durable construction and clear GO interface give you confidence to maintain consistent quality across batches and production runs.