Grades available: D2 KNL D3 SAE4140 AISI 4140 D2 20MnCr5 42CrMo4 H13 EN31 Cr12MoV EN8 EN24 1.2379 EN9 SAE1042 SAE52100 SAE4340 EN19 SAE1018 EN8D C45 C55 EN48 IS2062 E410A MS SAE8620