JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M38 x 1.5 NCDC Drill Chuck and enabling confident part mating

and enabling confident part mating and assembly

and hobbyists who demand dependable performance from their tooling

repeatable inspections across shifts

and shank design supports efficient finishing operations and dependable performance over time

ISO H4 finished holes with the Toolex Straight Shank Reamer

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M38 x 1.5 NCDC Drill Chuck and enabling confident part matingThe JBO Thread Ring Gauge (GO) Metric Fine, Right Hand, M38 x 1. 5 is a precision tool used to verify external thread dimensions on fasteners and mating components. Designed for engineers, machinists, inspectors, and workshop technicians, it provides a quick, reliable go no go check to ensure parts conform to the M38 x 1. 5 metric fine standard. Crafted from hardened steel, this GO gauge offers exceptional durability and wear resistance for frequent