JBO Thread Ring Gauge (NoGo) - UNC - Left Hand - 2A - No. 6 x 32 A&NF ensure a reliable bore during

ensure a reliable bore during through-coolant operations

or drilling machines

Featuring an intermediate precision carbide tipped (K10) insert and a taper shank

controlled reaming action for smooth

JBO Thread Ring Gauge (NoGo) - UNC - Left Hand - 2A - No. 6 x 32 A&NF ensure a reliable bore duringThe JBO Thread Ring Gauge (NoGo) for UNC Left Hand threads is a precision inspection tool designed to verify external thread diameters against Unified thread standards. Sized for the 2A class with No. 6 x 32 threads, its ideal for engineers, machinists, QA inspectors, and buyers across manufacturing, automotive, and aerospace sectors, helping you confirm that threaded components will fit and perform as intended. Crafted from hardened steel for