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