JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M6 x 0.25 Face Mill Arbors smooth hole finishes across a

smooth hole finishes across a wide range of materials

while the hardened steel body delivers durable

space-saving design: Fits tight work zones and short extensions without adding unnecessary height

Wide cutting diameter range with tight tolerance: Covers 0

efficient cutting: Coolant through the end improves chip evacuation and temperature control

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M6 x 0.25 Face Mill Arbors smooth hole finishes across aThe JBO Thread Ring Gauge (NoGo) Metric Fine, Right Hand, 6g, M6 x 0. 25 is a precision inspection tool used to verify external thread diameters on metric fine threads. Designed for engineers, machinists, quality control teams, and workshop staff, it delivers clear, repeatable checks to confirm parts stay within specification, with a NoGo function that flags oversize or out of spec components. NoGo maximum size check: Flags threads that exceed the