JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6G - M76 x 2 G Bore: 1" bore compatible with

Bore: 1" bore compatible with standard milling machine arbors

minimizing runout and helping you achieve consistent hole sizes

repeatable hole sizes across compatible materials

it delivers exceptional rigidity and controlled chip flow

or pursuing precision projects at home

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6G - M76 x 2 G Bore: 1" bore compatible withThe JBO Thread Plug Gauge (NoGo) Metric Fine is a precision measuring tool designed to verify metric fine threaded holes. It is specifically calibrated for right handed metric fine threads in the 6G class, such as M76 x 2, providing quick, reliable go no go checks to ensure threaded components meet exact standards. Made from hardened steel, the gauge is designed for durability and long service life in demanding workshop environments. Its compact,