JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 4h - M27 x 3 Endmill25 Deliver professional-looking results with minimal

Deliver professional-looking results with minimal finishing required

and achieve smoother surface finishes

Whether you’re fabricating metal parts

29 mm straight-shank reamer designed for machinists who need tight

The center-cutting capability enables efficient plunging and contouring

JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 4h - M27 x 3 Endmill25 Deliver professional-looking results with minimalThe JBO Thread Ring Gauge (GO) for Metric Coarse threads is a precision go gauge used to verify external threads on parts with M27 x 3 specifications. Its designed for engineers, machinists, inspectors, and quality teams to quickly confirm that threads will mate properly and meet specification. Manufactured from hardened steel for exceptional durability and wear resistance, this GO gauge preserves accurate measurements even in busy shop environments.