Theis Precision Steel USA is the largest high carbon and stainless specialty strip mill in North America. We do cold rolling and hardening and tempering of high carbon and alloys strip steels, as well as cold rolling of all stainless and nickel alloys. In addition, we supply hardened and tempered stainless martensitic chromium steels. Theis supplies electron beam welded Bi-metal and Tri-metal of all dissimilar steels.