The JBO Thread Ring Gauge (GO) for Metric Fine threads is a precision tool designed to verify external thread diameters. Built for engineers, machinists, inspectors, and shop-floor teams, it delivers quick, reliable Go-dimension checks for M18 x 1 threads in demanding environments, with durability built to withstand daily use in quality control and precision work.

• Hardened steel construction: Built from hardened steel for exceptional wear resistance, delivering long service life in busy shops and maintaining accuracy through thousands of measurements.
• Metric Fine M18 x 1, Right-Hand, 4h specification: Precisely machined to metric fine standard with 4h tolerance and right-hand threading, ensuring consistent Go checks and compatibility with standard components.
• Easy Go/No-Go verification: Provides quick, at-a-glance pass/fail for external threads, speeding quality control and reducing rework on production lines.

Using the JBO Thread Ring Gauge (GO) for Metric Fine threads helps streamline inspection workflows by delivering fast, unambiguous pass/fail results. Its robust, hardened steel construction minimizes downtime from wear and recalibration, while the precise Go measurement supports consistent thread quality across batches and suppliers. Equip your shop with this gauge to confidently validate parts, reduce rework, and keep production moving smoothly.