Grades available: MS 42CrMo4 SAE52100 EN8D EN19 SAE4140 EN31 SAE1042 C45 D2 SAE4340 EN24 AISI 4140 D2 KNL H13 AISI 4340 1.2379 EN16 SAE8620 Cr12MoV D3 SAE1018 IS2062 E250A 20MnCr5 EN8 16MnCr5 SS304