JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6G - M12 x 0.5 ER Collet Chucks Its tapered neck provides exceptional

Its tapered neck provides exceptional stability

It’s manufactured to DIN 212-B tolerance with D = 0 + 0

and serious hobbyists who demand clean corners and consistent results

Its unequal index flutes optimize chip emission and help achieve a smooth surface finish

repeatable results across hardened steels

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6G - M12 x 0.5 ER Collet Chucks Its tapered neck provides exceptionalThe JBO Thread Plug Gauge is a precision inspection tool designed for anyone who works with metric fine threadsengineers, machinists, inspectors, and workshop professionals. Its Go No Go design lets you quickly verify whether a threaded hole will accept or reject a part, helping you keep assemblies exact and reduce misfits in production. Sized for M12 x 0. 5 right hand threads, this gauge is built to withstand daily use. Its hardened steel