JBO Thread Ring Gauge (NoGo) - Metric Coarse - Right Hand - 6g - M39 x 4 Widin New Type: Stub Reamer (Spiral Flute)

Type: Stub Reamer (Spiral Flute)

ISO-compliant construction: Built with high-quality materials to withstand daily use

and carbon steel—this end mill is built for reliable performance in mold and die applications

Cutting direction: Right-hand cutting for stable

Precision: Tight tolerances and precision craftsmanship for accurate cuts and consistent finishes

JBO Thread Ring Gauge (NoGo) - Metric Coarse - Right Hand - 6g - M39 x 4 Widin New Type: Stub Reamer (Spiral Flute)The JBO Ring Gauge (NoGo) Metric Coarse Right Hand 6g M39 x 4 is a precision inspection tool designed to verify external thread diameters for metric coarse threads. It is ideal for quality control teams, engineers, machinists, workshops, and maintenance staff who need quick, reliable pass fail checks to ensure components meet specifications and fit correctly. Go No Go quick checks for metric coarse threads: Quickly determine whether an external thread