JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M135 x 4 A&NF The regular length provides a

The regular length provides a practical balance of reach and rigidity for a wide range of milling tasks

Durable Hardened Steel Construction: Built to endure daily workshop use

and 2-flute carbide construction

you streamline quality checks and minimize guesswork

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M135 x 4 A&NF The regular length provides aThe JBO Thread Ring Gauge (NoGo) Metric Fine Right Hand 6g M135 x 4 is a precision inspection tool designed to verify external thread diameters quickly and reliably. Ideal for inspectors, machinists, quality teams, and maintenance professionals, it helps ensure threaded components meet exact standards across manufacturing and repair environments. Durable hardened steel construction: Built from hardened steel to resist wear, maintain dimensional