JBO Thread Plug Gauge - UNC Go-No/Go - Right Hand - 3B - 3/8 x 16 4 Month Widin resulting in superior surface finish

resulting in superior surface finish and dimensional accuracy

The tool covers a versatile cutting diameter range from 0

and reinforces reliable fitment across your threaded components

and workshop technicians who rely on accurate thread engagement to ensure parts assemble cleanly

Two-flute carbide design: Provides efficient material removal and smooth

JBO Thread Plug Gauge - UNC Go-No/Go - Right Hand - 3B - 3/8 x 16 4 Month Widin resulting in superior surface finishThe JBO Thread Plug Gauge is a precision inspection tool designed to verify UNC threaded holes with speed and reliability. Sized for right hand 3 8 x 16 threads and built to 3B class tolerance, its ideal for manufacturing, automotive, and aerospace environments where accurate hole qualification is essential. The go no go design provides immediate pass fail feedback on whether a hole conforms to standard thread dimensions, helping you speed up