JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M142 x 2 Widin New and predictable performance make it

and predictable performance make it a dependable choice for professional workshops and demanding applications

this gauge is built to withstand the rigors of busy shops

this 4-flute tool combines proven carbide construction with TiSiN coating technology to deliver reliable performance in steel

reliable performance for workshop use

Its optimized geometry reduces downtime from chatter and tool changes

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M142 x 2 Widin New and predictable performance make itThe JBO Thread Ring Gauge (GO) Metric Fine is a precision inspection tool for verifying external thread diameters on fasteners, shafts, and threaded components. Designed for engineers, machinists, inspectors, buyers, and hobbyists in manufacturing, automotive, and maintenance environments, it helps ensure parts conform to right hand metric fine thread standards, specifically M142 x 2 with a 6g tolerance. Constructed from hardened steel, this GO ring