... process EFS, ESR or VAR. Applications:Highly stressed hot work tools in die forging presses for steels, brass and non ferrous metals ... metal tube and rod extrusion, hot extrusion tools, single block inserts and dies for presses, tools for the manufacture of hollows, screws ... shear blades, forging dies and press die inserts, die casting tools, hot forming dies, hot gripper and header dies. Heat Treatment ...