DIN 1.2083,ASSAS S-136,4Cr13 plastic mould tool steel ESF+LF+VD+ESR CIF ... : black on machined 1.Grade:DIN 1.2083,ASSAS S-136,4Cr13 plastic mould tool steel2.Tech:EAF+LF+VD+ESR3 ... do not hesitate to contact us. DIN1.2083,ASSAB S-136,4Cr13 plastic mould steel