If my old penknife has tarnished, is it carbon steel?


If my old penknife has tarnished, is it carbon steel?

I.e., one that would make sparks when used with flint or quartz?


Best answer:
Answer by barrowboy
The blade could be fabbed from heat treated 400 series stainless steel.

Remember : stainless steel is not really "stainless'.............it is better descibed as "corrosion resistant steel"


Add your own answer in the comments!