Grades available: SAE4140 SAE1042 MS D3 EN24 SAE52100 SAE4340 20MnCr5 EN31 EN47 EN8 D2 1.2379 C45 42CrMo4 H13 EN8D SAE8620 Cr12MoV EN48 EN18 D2 KNL 16MnCr5 EN19 AISI 4140 SA105 SAE1010 SAE1018 A105 EN353