JBO Thread Ring Gauge (NoGo) - UNC - Left Hand - 2A - No. 2 x 56 Widin New 005 mm) and features taper

005 mm) and features taper shank mounting for secure

The ball nose geometry enables smooth profiling of complex shapes

more accurate finishes on challenging geometries

ISO H5 tolerance on a 41

and predictable performance in both production and prototyping contexts

JBO Thread Ring Gauge (NoGo) - UNC - Left Hand - 2A - No. 2 x 56 Widin New 005 mm) and features taperThe JBO Thread Ring Gauge (NoGo) for UNC left hand threads, No. 2 x 56, is a precision inspection tool designed to verify external thread diameters against Unified thread standards. Ideal for manufacturers, automotive shops, aerospace facilities, and quality teams, it provides a clear NoGo limit to quickly identify non conforming threads and ensure proper fitment in assemblies. Crafted from hardened steel, this gauge delivers lasting accuracy in