JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 4h - M21 x 0.75 Face Mill Arbors - Anti-Vibration enabling reliable performance in micro-machining

enabling reliable performance in micro-machining

Its reliable performance supports consistent tolerances

NoGo-style quick-inspection design: provides fast

It combines intermediate-precision HSS-E with a durable AcuRea coating to deliver consistent results and long tool life

while the long neck provides the reach needed for deep grooves without compromising rigidity

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 4h - M21 x 0.75 Face Mill Arbors - Anti-Vibration enabling reliable performance in micro-machiningThe JBO Thread Ring Gauge (NoGo) Metric Fine is a precision inspection tool designed to verify external thread diameters. It serves engineers, inspectors, machinists, and maintenance teams across manufacturing, automotive, and industrial environments, helping you confirm that threaded parts meet the specified size. Crafted from hardened steel, this gauge delivers durable wear resistance and long service life in demanding work environments. Its user