Axe heads from the recycling center

[crbnSteeladdict]

Some of them after their multi-day vinegar bath:

Thanks for those pics... nice example of hardened poll

 

[junkenstien]

Nice,all of them have a lot of steel left.Is the poll hardened on the michigan?

 

[NCWA]

Nice,all of them have a lot of steel left.Is the poll hardened on the michigan?

It does kind of look like it, but it is just an illusion from the shadow