JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M28 x 1.5 Boring Bar Blank The hollow-ground bore and fine-pitch

The hollow-ground bore and fine-pitch teeth help you achieve clean slots with fewer passes

it fits into standard manufacturing workflows and precision assemblies

variable-helix design delivers clean

Material: PM3 powder metal for enhanced durability and wear resistance

The robust M2 steel and Toolex build quality support long tool life in everyday jobs

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M28 x 1.5 Boring Bar Blank The hollow-ground bore and fine-pitchThe JBO Thread Ring Gauge (NoGo) Metric Fine Right Hand 6h M28 x 1. 5 is a precision inspection tool designed to verify external thread diameters on components with metric fine threads. Its ideal for machinists, quality teams, and assembly technicians who need fast, reliable pass fail results during manufacturing, assembly, and inspection. The NoGo gauge features hardened steel construction for durability in busy production environments. With its