JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 4h - M2.5 x 0.45 FMH repeatable radii in deep pockets

repeatable radii in deep pockets and slots

this coarse-pitch slitting saw delivers fast material removal and long edge life to keep throughput steady

high-quality bore finishing

heat-resistant carbide delivers durable performance

The combination of durable M2 steel and tight ISO H5 tolerance delivers repeatable results

JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 4h - M2.5 x 0.45 FMH repeatable radii in deep pocketsThe JBO Thread Ring Gauge (GO) for Metric Coarse threads is a precision inspection tool used to verify external thread diameters in fasteners, fittings, and machined parts. Designed for engineers, buyers, tradespeople, and quality control professionals, it provides fast, reliable Go checks to ensure parts meet exact specifications. Constructed from hardened steel, the gauge is built to withstand everyday use in busy shops and production lines. Its