Grades available: D2 AISI 4140 EN24 MS EN8 42CrMo4 C45 SAE52100 EN31 EN8D SAE8620 SAE1010 D2 KNL H13 1.2379 SAE4340 SAE4140 SAE1018 EN19 Cr12MoV 20MnCr5 SAE1042