JBO Thread Ring Gauge (GO) - UNJC - Right Hand - 3B - 1/4 x 20 FMH FLH FHH S&E A&NF M&D This end mill is a

This end mill is a dependable choice for a wide range of rib-formed components

2-flute cutting tool designed for precise milling of curved surfaces and intricate shapes across a range of materials

and production work where precise 3D contours matter

and finer surface finishes

with greater consistency and less rework

JBO Thread Ring Gauge (GO) - UNJC - Right Hand - 3B - 1/4 x 20 FMH FLH FHH S&E A&NF M&D This end mill is aThe JBO Thread Ring Gauge (GO) UNJC Right Hand 3B 1 4 x 20 is a precision inspection tool used to verify external thread diameters against the UNJC standard. Its designed for engineers, quality teams, machinists, and inspectors to quickly validate parts meet the required thread size and tolerance. Crafted from hardened steel for standout durability, this 3B GO gauge delivers long lasting performance in busy workshops and production lines. The simple