2. What type of steel do you use?

Home ꄲ FAQ ꄲ 2. What type of steel do you use?

We usually use steel of Ｐ20, Ｐ20H，H-13，O-1，S-7，420，420H，D2, NAK80, 2311, 2711, 2344, 2510, 2083, 2316 and 2379.

Created on：2019-08-14 11:52

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