Ст. 38ХН2МА, 40ХН2МА, 40ХГНМ, 20ХН2М, 45ХН2МА, 50
•Ст. 38ХН2МА, 40ХН2МА, 40ХГНМ, 20ХН2М, 45ХН2МА, 50ХН2МА ГОСТ 4543-71 шестигранник г/к 5, 6, 7, 9, 8, 10, 11, 12, 13, 14, 15, 16, 17, 19, 21, 22, 24, 26, 27, 29, 30, 32, 34, 36, 38, 40, 41, 43, 46, 48, 50, ...

