Quote:
Originally Posted by Dean Romig
But my point was when, or in what stage, did Hayes stamp his tools - or was the tool simply made of a harder alloy than the barrel steel?
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No idea on the 'when' part. Most Tool & Die makers don't even mark the tools, because they belong to whomever they work for, and not necessarily because of what they're made of.
Barrel steel and Tool steel are as different as night and day. CrMo is very soft in comparison.