cold work die steel, hot work die steel, plastic die steel, special steel, alloy tool steel, 1.2379/skd11/d2, h13/1.2344/1.2601, 1.2714/1.2367/d6, d7/1.2436/o1, h11/h21/h10/s1, dc53/718/nak80, 1.2510/a2/s7, eaf/esr steel, black/grinded/machined rounds, black/milled fla