JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 6h - M36 x 4 M&D and any in-stock indication refers

and any in-stock indication refers to blanks ready to be machined into the final tool

The combination of a 45° helix and a two-flute geometry enables smooth entry

reliable go/no-go test for M20 x 2

this collet maintains excellent concentricity and precise tool positioning during operation

JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 6h - M36 x 4 M&D and any in-stock indication refersThe JBO Thread Ring Gauge (GO) Metric Coarse Right Hand 6h M36 x 4 is a precision inspection tool designed to verify external threads on metric coarse components. Built for engineers, machinists, inspectors, and assembly teams, it helps confirm that threaded parts meet exact diameter and pitch specifications so they fit reliably with mating elements. Crafted from hardened steel for durability, this GO gauge resists wear in busy workshops and maintains