JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M18 x 0.5 Tapping Chucks and hardened-material capability translates to

and hardened-material capability translates to faster cycle times

giving you consistent

Wide diameter range with tight tolerance: Works from 1

controlled reaming across a variety of workpieces

The HSS (M2) construction offers reliable wear resistance for repeated use in workshop environments

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M18 x 0.5 Tapping Chucks and hardened-material capability translates toThe JBO Thread Ring Gauge (NoGo) Metric Fine Right Hand 6h M18 x 0. 5 is a precision tool for verifying external threads on cylindrical components. Its ideal for machinists, quality inspectors, and maintenance teams who need quick, reliable checks to confirm parts meet the M18 x 0. 5, 6h thread standard. Constructed from hardened steel, this NoGo gauge is built to endure daily use in busy workshops, delivering accurate readings and long lasting