
Go & No-Go Plug & Ring gauges from Insize & premium German supplier JBO in metric coarse thread form.

Go & No-Go Plug & Ring gauges from Insize & premium German supplier JBO in metric fine thread form.

Go & No-Go Plug & Ring gauges from Insize & premium German supplier JBO in unified national coarse (UNC) thread form.

Go & No-Go Plug & Ring gauges from Insize & premium German supplier JBO in unified national fine (UNF) thread form.

Go & No-Go Plug & Ring gauges from Insize & premium German supplier JBO in British Standard Pipe (BSP(G)) thread form.

Go & No-Go Plug & Ring gauges from Insize & premium German supplier JBO in British Standard Pipe Taper (BSPT) thread form.

Go & No-Go Plug & Ring gauges from premium German supplier JBO in British Standard Whitworth (BSW) thread form.

Go & No-Go Plug & Ring gauges from premium German supplier JBO in British Standard Fine (BSF) thread form.

Go & No-Go Plug & Ring gauges from Insize & premium German supplier JBO in National Pipe Taper (NPT) thread form.

Go & No-Go Plug & Ring gauges from premium German supplier JBO in National Pipe Taper Fine (NPTF) thread form.

Go & No-Go Plug & Ring gauges from premium German supplier JBO in Unified National (UN) thread form.

Go & No-Go Plug & Ring gauges from premium German supplier JBO in Unified National Extra Fine (UNEF) thread form.

Go & No-Go Plug & Ring gauges from premium German supplier JBO in UNJC thread form.

Go & No-Go Plug & Ring gauges from premium German supplier JBO in Trapezoidal (Tr) thread form.

Go & No-Go Plug & Ring gauges from premium German supplier JBO in Thread Repair (STI) thread form.

Go & No-Go Plug & Ring gauges from premium German supplier JBO in Metric Fine Conduit thread form.

Go & No-Go Plug & Ring gauges from premium German supplier JBO in PG thread form.