JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M40 x 2 Face Mill Arbors - Anti-Vibration and anyone performing fine contouring

and anyone performing fine contouring

The carbide composition offers wear resistance for longer tool life

paired with a 2-flute

making it a dependable addition to any toolbox or machine shop

spiral-flute HSS tool is built for repeatable

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M40 x 2 Face Mill Arbors - Anti-Vibration and anyone performing fine contouringThe JBO Thread Ring Gauge (GO) Metric Fine, Right Hand, 6g, M40 x 2 is a go no go tool designed to verify external thread diameters to metric standards. Its ideal for engineers, machinists, quality inspectors, buyers, tradespeople, and hobbyists who assemble threaded components and need fast, reliable checks. Built for durability and repeatable accuracy, this gauge features a metric fine GO face that quickly confirms parts meet the M40 x 2 right hand