detox Newbie
Joined: 03 May 2017 Posts: 2
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Posted: Tue Aug 29, 2017 2:43 pm Post subject: Hardest steel? |
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Hello guys,
today I read an article about The Hardest Metals in the World and one they have listed was steel without specifying how hard it is exactly. It says that there are many different variations but which one would be the very hardest? Does anyone know? |
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