> I'm not saying he was wrong, but it's certainly an over simplification. Precisely. In the knife world, many (dare I say most) of the best tool steels used f

> I'm not saying he was wrong, but it's certainly an over simplification. Precisely. In the knife world, many (dare I say most) of the best tool steels used for knife making are made by Crucible Industries, a US company. For example, the dominant steel used to make knives for bladesports[1][2] is CPM M4. ___ [1] http://www.bladesports.org/WP/ http://www.bladesports.org/WP/ [2] https://www.youtube.com/watch?v=YkemT5ciBnw https://www.youtube.com/watch?v=YkemT5ciBnw