It might be too thin for the hammer and chisel engraving. If you can find some one that does laser engraving, it should work. Tool shops used to have an electric etching process where a logo, size, message, name etc was typed or written on a stencil and then the stencil was used to mark the metal object using acid and electrical current.
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Ne Conjuge Nobiscum
MOLON LABE
Leonidas c 480 BC
FFF
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Ne Conjuge Nobiscum
MOLON LABE
Leonidas c 480 BC
FFF