JBO Thread Plug Gauge - UNC Go-No/Go - Right Hand - 2B - 9/16 x 12 Face Mill Arbors helping maintain sharpness and extend

helping maintain sharpness and extend service life in harder alloys

The combination of robust HSS material

Flutes: 3-flute design to promote efficient chip evacuation and steadier cuts

metric fine design: Specifically tailored for left-handed threads ensuring accurate measurement and reliable checks in those applications

and provides confidence that every thread will meet specification—whether you’re working on prototypes

JBO Thread Plug Gauge - UNC Go-No/Go - Right Hand - 2B - 9/16 x 12 Face Mill Arbors helping maintain sharpness and extendThe JBO Thread Plug Gauge is a UNC Go No Go right hand thread gauge sized for 9 16 x 12 with a 2B tolerance. Designed for quick, reliable inspection of threaded holes and mating parts, it helps ensure components meet Unified thread standards without slowing down production. Its precise design supports use across manufacturing, automotive, and aerospace environments, making quality checks straightforward for technicians and inspectors alike. Go No Go