JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M40 x 1.5

The JBO Thread Ring Gauge GO, Metric Fine, Right Hand, 4h, M40 x 1.5 is a precision inspection tool designed to verify external thread diameters with accurate, reliable results. It’s ideal for manufacturers, machinists, quality control teams, and engineers who need a dependable go/no-go check to confirm threaded components meet exact standards.

Crafted from hardened steel for exceptional durability, this gauge delivers wear resistance and long service life in demanding workshop environments. Its straightforward design supports quick, easy inspections, making it suitable for both seasoned technicians and occasional users.

• Precise Go gauge for M40 x 1.5 threads: Quickly verify that external threads meet the exact size and 4h tolerance, reducing guesswork and rework.
• Hardened steel construction: Built to withstand daily use, resisting wear to maintain accuracy across many inspections.
• Easy, intuitive inspection: Simple to read and apply, enabling fast sorting of conforming parts and keeping production flowing.

With reliable, repeatable readings, this gauge speeds up inspections, reduces downtime, and helps prevent mismatched parts from entering assemblies. Its compatibility with M40 x 1.5 threads ensures consistent results across jobs, giving your team confidence to select and fit components correctly and efficiently.