JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M85 x 6 ER Collet Chucks Ideal for toolmakers and mold

Ideal for toolmakers and mold & die professionals

while the HSS material handles repeated use with consistent performance

reducing guesswork and rework during QA and assembly

designed to reach into deep pockets

Durable carbide construction for long tool life: Built to resist wear and maintain accuracy across tough materials

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M85 x 6 ER Collet Chucks Ideal for toolmakers and moldThe JBO Thread Plug Gauge (NoGo) is a precision tool designed for metric fine internal threads. Ideal for engineers, machinists, inspectors, and maintenance personnel, it provides quick, reliable go no go checks to verify holes meet the M85 x 6 specification within the 6H tolerance. Built for practical use in everyday workflows, this gauge helps you confirm threaded holes are within spec without guesswork. Go No Go verification for metric fine