JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M42 x 2 S&E The cobalt-infused HSS end mill

The cobalt-infused HSS end mill stands up to heat and wear

98 mm) is a precision finishing tool designed to produce clean

even when working in tight corners

supporting steady cuts and repeatable results

with the convenience of a straight shank and coolant through the body

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M42 x 2 S&E The cobalt-infused HSS end millThe JBO Thread Ring Gauge (NoGo) Metric Fine, Right Hand, 6h, M42 x 2 is a precision inspection tool designed to verify external thread diameters on fasteners, shafts, and threaded components. Its ideal for engineers, machinists, quality inspectors, and hobbyists who need quick, reliable checks to confirm parts meet exact M42 x 2 specifications and tolerance. Manufactured from hardened steel for lasting durability, this NoGo gauge resists wear in