EAF/ESR, hot rolled/forged, flat bar thickness 6-350mm, 1.2379/D2/Cr12Mo1V1 steel,Cold ... .2379/D2/Cr12Mo1V1 steel,Cold work tool steel,tool steel flat barHot rolled:Thickness: 6-50mmWidth: less than 610mmHot forged:Thickness ... /machinedUT:Sep 1921-84 C/c 1.2379 tool steel flat bar with good quality and price