JBO Thread Ring Gauge (NoGo) - Metric Fine - Left Hand - 6g - M78 x 1.5 Milling Cutter Arbors and established DIN compatibility makes

and established DIN compatibility makes it a dependable choice for finishing holes to a tight spec on every job

As a Toolex‑manufactured item

and fits smoothly into established tooling setups for dependable performance across demanding applications

inspection becomes faster and more reliable

Its left-hand spiral flute with right-hand cutting supports stable chip control and repeatable hole sizes across a range of metals and plastics

JBO Thread Ring Gauge (NoGo) - Metric Fine - Left Hand - 6g - M78 x 1.5 Milling Cutter Arbors and established DIN compatibility makesThe JBO Thread Ring Gauge (NoGo) is a precision tool designed to verify external metric threads with confidence. Its a practical choice for engineers, quality inspectors, machinists, and workshop staff who need clear, quick checks to confirm parts meet exact specifications. Built from hardened steel for superior durability, this gauge resists wear on busy production floors and maintains dimensional integrity over time. A textured knurled edge on the