JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M15 x 0.75 A&NF It features a left-hand spiral

It features a left-hand spiral flute and right-hand cutting to promote efficient chip evacuation and stable cutting

Versatility: Suitable for enlarging existing holes or achieving a specific bore diameter across many materials

The straight shank simplifies mounting in typical toolholders

and improved overall efficiency for both production and prototype work

Manufactured from high-quality materials with tight tolerances

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M15 x 0.75 A&NF It features a left-hand spiralThe JBO Thread Ring Gauge (NoGo) is a precision tool for verifying external threads. Its tailored for Metric Fine, right hand threads with a 6h tolerance (M15 x 0. 75), making it ideal for engineers, machinists, inspectors, and quality control teams who need quick, reliable checks of threaded components. Built to withstand busy workshop environments, this NoGo gauge helps confirm parts meet the required standards without guesswork. Durable hardened