JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M3.5 x 0.35 A&NF and efficient 30° helix translates

and efficient 30° helix translates to better corner detailing

4-flute design with corner radius options: Delivers robust material removal and a smooth surface finish across a range of radii

Go/No-Go quick-check: Enables fast pass/fail verification of threaded holes

this tool is designed for reliable performance in professional machining environments

this reamer delivers predictable results with durable construction

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M3.5 x 0.35 A&NF and efficient 30° helix translatesThe JBO Thread Ring Gauge (NoGo) is a precision inspection tool designed to verify external metric threads. Specifically engineered for right hand M3. 5 x 0. 35 threads, it supports Go No Go checks to quickly confirm parts meet exact size and tolerance requirements. This gauge is ideal for engineers, machinists, quality control professionals, and workshop technicians who need fast, reliable conformance testing. Designed for demanding environments, the