GSG Manufactures Thread Gages, ID & OD Cylindrical Gages in Carbide, Steel & Chrome along with Design & Build Services. Helping Companies Measure Success!
Glastonbury Southern Gage Company is the largest manufacturer in the USA of thread gages (plug and ring), as well as cylindrical plug and ring gages, ... Also, their line of Centerline Flex Plug Gages allow fast and accurate inspection of threaded hole locations with your coordinate measuring machine. GSG Logo