JBO Thread Ring Gauge (GO) - BSF - Right Hand - Medium Class - 1/4 x 26 Morse Taper Adaptor By combining carbide hardness with

By combining carbide hardness with a precise corner radius and tapered neck

Built for shops that demand durability and consistent results

making routine thread inspections quick

making it suitable for finishing operations where precise hole diameters are critical

and wear-resistant coating supports consistent performance across mold and die tasks

JBO Thread Ring Gauge (GO) - BSF - Right Hand - Medium Class - 1/4 x 26 Morse Taper Adaptor By combining carbide hardness withIntroducing the JBO Thread Ring Gauge (GO) BSF Right Hand Medium Class 1 4 x 26. This GO gauge is built for fast, reliable verification of external BSF threads, helping engineers, machinists, and inspectors confirm that each part matches the specified diameter and pitch during production or quality control. Made from hardened steel for exceptional durability, it stands up to daily use in busy workshops and inspection routines. The compact, user