JBO Thread Ring Gauge (NoGo) - BSF - Right Hand - Medium Class - 5/8 x 14 End Mill Holders repeatable results and easy compatibility

repeatable results and easy compatibility with standard inspection workflows

Carbide construction for durability and long tool life: Carbide provides wear resistance

With this reamer you get precise

Left-hand spiral flute with right-hand cutting: Promotes efficient chip evacuation and stable cutting to deliver clean

predictable reaming performance per DIN 8089

JBO Thread Ring Gauge (NoGo) - BSF - Right Hand - Medium Class - 5/8 x 14 End Mill Holders repeatable results and easy compatibilityThe JBO Thread Ring Gauge (NoGo) is a precision tool designed to verify external BSF threads. Configured for right hand 5 8 x 14 threads with a Medium Class tolerance, it helps machinists, inspectors, and assembly professionals quickly confirm correct thread size and fit. Its No Go design makes it easy to identify non conforming threads at a glance, supporting fast, reliable quality checks. Crafted from hardened steel, this gauge is built to withstand