JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M52 x 1.5 Face Mill Arbors it features a left-hand spiral

it features a left-hand spiral flute and a right-hand cutting edge to deliver controlled material removal and a smooth hole finish

Incorporating this GO gauge into your quality control workflow supports faster

The JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6h - M26 x 1

and workshops that perform accurate

1 mm corner radius makes it ideal for mold and die work

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M52 x 1.5 Face Mill Arbors it features a left-hand spiralThe JBO Thread Ring Gauge (NoGo) is a precision tool for inspecting external metric threads. Designed for metric fine threads, this right hand gauge covers M52 x 1. 5 with a 6h profile, delivering a clear pass fail reading to verify parts meet the required limits. Constructed from hardened steel, it resists wear in busy workshops, providing long lasting accuracy for quality control, manufacturing, and maintenance inspections. NoGo metric fine external