JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 6e - M12 x 1.75 NCDC Drill Chuck and hobbyists who require reliable

and hobbyists who require reliable hole finishes in steel

while the carbide body delivers reliable wear resistance for repeated use

long-term performance across a range of materials and applications

Designed for a wide range of users—from engineers and machinists to hobbyists—this tool delivers dependable performance across aluminum

features a left‑hand spiral flute with right‑hand cutting

JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 6e - M12 x 1.75 NCDC Drill Chuck and hobbyists who require reliableThe JBO Thread Ring Gauge GO (Metric Coarse, Right Hand, 6e, M12 x 1. 75) is a precision inspection tool designed for engineers, machinists, inspectors, and quality teams. Built from hardened steel with carefully controlled dimensions, it provides a fast, reliable way to verify external threads against the M12 x 1. 75 coarse thread standard. This GO gauge helps ensure proper fit and function of metric coarse fasteners and mating components, reducing