JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M18 x 2 Endmill25 Its coarse pitch and robust

Its coarse pitch and robust carbide edge make it a strong choice for tough

Using the JBO Thread Plug Gauge (GO) – Metric Fine helps you streamline quality control

Its high-quality materials and coating are chosen to sustain precision over many milling cycles

Durable M2 HSS material: Intermediate precision construction provides reliable hole sizing and steady performance across reaming tasks

It’s especially well-suited for mold and die work on steel under 55 HRc

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M18 x 2 Endmill25 Its coarse pitch and robustThe JBO Thread Ring Gauge (GO) Metric Fine Right Hand 6g M18 x 2 is a precision Go gauge used to verify external thread diameters on fasteners, fittings, and machined components. Its ideal for engineers, machinists, quality inspectors, and maintenance teams who need quick, reliable checks to confirm parts meet the exact M18 x 2 metric fine thread specification with a simple go no go test. Manufactured from hardened steel, this gauge delivers standout