Как узнать по искре марку стали.
Показаны марки сталей: 7х3, х12м, хвг, 9хс, 40х, 45, 4хмфс, у8, ст3
10 years ago 00:09:37 901
9 years ago 00:02:37 513
12 years ago 00:01:40 2.2K
13 years ago 00:12:47 730
12 years ago 00:01:13 173
11 years ago 00:06:33 2.6K
5 years ago 03:41:20 23
6 years ago 00:10:07 78
11 years ago 00:05:10 29
7 years ago 00:00:29 40.3K
9 years ago 00:03:45 119
9 years ago 00:02:02 36
10 years ago 00:08:07 87
7 years ago 00:05:41 71
10 years ago 00:00:45 13.4K
8 years ago 00:04:49 121
4 years ago 00:04:22 478
6 years ago 00:04:21 1.1K
9 years ago 00:03:52 24
10 years ago 00:05:38 692
9 years ago 00:03:34 54
2 years ago 00:08:36 69
9 years ago 00:06:13 33
12 years ago 00:04:12 38
