JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M85 x 6 ER Collet Chucks 5 mm corner radius reduces

5 mm corner radius reduces chipping at corners and

even when taper angles vary

while the combination of a precise corner radius

Ideal for toolmakers and mold & die professionals

designed to reach into deep pockets

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M85 x 6 ER Collet Chucks 5 mm corner radius reducesThe 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