JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M9 x 0.5 S&E Flute design: Multi-flute sabre rougher

Flute design: Multi-flute sabre rougher geometry for aggressive cutting and efficient chip evacuation

pins keep the collet open during boring

The straight shank and defined flute geometry support stable

it supports reliable go/no-go checks in production

enabling versatile setup and quick changeovers

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M9 x 0.5 S&E Flute design: Multi-flute sabre rougherThe JBO Thread Ring Gauge (NoGo) Metric Fine, Right Hand, 6g, M9 x 0. 5 is a precision inspection tool designed to verify external thread sizes against a metric fine standard. Its knurled outer edge provides a secure grip, and a small red marker aids quick orientation during setup, making it ideal for engineers, machinists, QA teams, and workshop technicians who need fast, reliable go no go checks on threaded components. Crafted from hardened steel,