... ASTM D2,DIN 1.2379 cold work tool steel round bars EAF+LF+VD+ESR Forged,Annealed,Machined,UT ... SKD11,ASTM D2,DIN 1.2379 cold work tool steel round bars2. Smelting Tech:EAF+LF+VD+ESR3. Delivery condition ... high precision,long life cold mold,cutting tool and measuring tool.6. Specialty:Excellent hardenability Excellent quenching rigid Excellent ... corrosion ability ASTM D2 cold work tool steel round bars