JBO Thread Plug Gauge - UNC Go-No/Go - Right Hand - 2B - 1 3/8 x 6 RPTECH delivering reliable performance in compact

delivering reliable performance in compact configurations

supporting repeatable results and minimal runout with your existing tooling setup

Its robust HSS construction and precise geometry support consistent results across parts

This versatile tool is suitable for materials below 55 HRc

Whether finishing pre-drilled holes or refining bored features

JBO Thread Plug Gauge - UNC Go-No/Go - Right Hand - 2B - 1 3/8 x 6 RPTECH delivering reliable performance in compactThe JBO UNC Thread Plug Gauge is a precision Go No Go inspection tool designed for manufacturing, automotive, and aerospace environments. Sized for a 1 3 8 in nominal diameter and 6 in overall length, it confirms right hand UNC threaded holes against Unified thread standards with fast, decisive results. Sized for 1 3 8 in nominal diameter and 6 in length, and built to a 2B tolerance, this gauge delivers reliable, repeatable results and supports quick