Set Plug Gages and Master Setting Discs Ingram Gage Company manufactures setting plug gages for all inch or metric ring gages to 16-1/4" diameter. We also manufacture these set plug gages for 60 degree, 60 degree stub, acme, stub acme, trapezoidal & buttress gages. Pre-plate set plug gages are also made to customer specifications.
Master setting discs and master gages are also available.