EDM Sinker Supplies & Custom Electrode Machining

Poco Graphite Master Distributor

Tri-Gemini is one of only five master distributors of POCO EDM Graphite in the US, centrally based in Illinois. Tri-Gemini & POCO technical support engineers help companies EDM advanced parts for a variety of industries.



TRI-GEMINI, LLC – 4129 May St. Hillside, IL 60162

P: 708-786-4300 F: 708-681-6280 sales@tri-gemini.com