JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M64 x 2 FMH FLH FHH S&E A&NF M&D It meets ISO H5 tolerance

It meets ISO H5 tolerance (-0 +0

helping you get more holes per reamer in demanding applications

This 2" diameter

Coating: AcuRea hard surface multi-layer nano chrome coating (DIN 212-B) for reduced wear and smoother finishing

you gain reliable results: accurate hole sizes to within 0

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M64 x 2 FMH FLH FHH S&E A&NF M&D It meets ISO H5 toleranceThe JBO Thread Ring Gauge (GO) Metric Fine Right Hand 4h M64 x 2 is a precision inspection tool used to verify external thread diameters. Built for manufacturing, engineering, and quality teams, it helps confirm parts meet exact thread profiles quickly and reliably during inspection and assembly. Precise metric Go thread verification: Quickly confirm external thread diameters to the 4H class for M64 x 2, helping you accept only compliant parts.