ст. 25Г2С, 36Г2С, 37Г2С, 10Г2С ГОСТ 19281-89
ст. 25Г2С, 36Г2С, 37Г2С, 10Г2С ГОСТ 19281-89 круг г/к 11, 12, 14, 15, 16, 17, 18, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 50, 52, 53, 54, 55, 56, 58, 60, ...

