Pay in 4 interest-free payments of $29.06 Learn more
Ships within 48 hours · Estimated delivery Aug 21 - Aug 26
contouring small features
The sharp cutting edges combined with optimized flute geometry promote efficient chip evacuation
accurate hole and minimal downtime
and deliver reliable results across jobs—whether in a professional shop
The design features a left-hand spiral flute with right-hand cutting for efficient chip evacuation and stable cutting across materials
JBO Thread Ring Gauge (GO) - UNJF - Right Hand - 3A - 7/16 x 20 Endmill25 contouring small featuresThe JBO Thread Ring Gauge (GO) UNJF Right Hand 3A 7 16 x 20 is a precision go gauge for external threads used to verify diameter conformity on fasteners and machined parts. Its designed for engineers, inspectors, machinists, and production teams who need fast, reliable checks against UNJF right hand thread specifications. Constructed from hardened steel and machined to tight tolerances, it stands up to daily shop use and delivers consistent, durable
