JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M72 x 4 M&D high-precision hole finishes in metalworking

high-precision hole finishes in metalworking projects

leading to faster cycles and less downtime for tool changes

Carbide-tipped for longer tool life: The K10 carbide tip provides superior wear resistance and preserves hole accuracy even in hard or abrasive materials

while maximizing uptime thanks to longer tool life and reduced tool changes

ensuring a reliable fit and repeatable results in paired components

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M72 x 4 M&D high-precision hole finishes in metalworkingThe JBO Thread Plug Gauge (NoGo) Metric Fine, Right Hand, 6H, M72 x 4 is a precision inspection tool designed for metric fine threaded holes. Its built for machinists, inspectors, and production teams who need reliable, repeatable hole checks throughout manufacturing and quality control. Designed specifically for metric fine threads, this NoGo plug gauge delivers dependable pass fail readings that help you confirm holes meet the M72 x 4, 6H standard