JBO Thread Ring Gauge (NoGo) - Metric Fine - Left Hand - 6g - M25 x 1 Face Mill Arbors and compatibility with standard holders

and compatibility with standard holders

it delivers consistent hole diameters at 18

Corner radius versatility: Available in multiple corner radii to suit different fillet requirements and part geometries

Taper shank design for versatile mounting: Enables stable

JBO Thread Ring Gauge (NoGo) - Metric Fine - Left Hand - 6g - M25 x 1 Face Mill Arbors and compatibility with standard holdersThe JBO Thread Ring Gauge (NoGo) Metric Fine Left Hand 6g M25 x 1 is a precision inspection tool designed to verify external thread diameters on left handed components. Its essential for machinists, quality inspectors, and assembly teams who rely on fast, clear go no go checks to confirm parts meet tolerances. Made from hardened steel, this gauge delivers durability and wear resistance in busy workshop environments. With dimensions matched to fine