Interesting that he uses a claw hammer rather than a peen.
Yeah, I would have expected some kind of a fuller type head. Er, maybe that's not the right word... I was picturing a cross peen.
I love seeing old experienced hands making a skilled trade look easy like that. Watching each step, I'm tempted to think "No troubs, I could do that just as easy." Then I think of how many years he's been working at it to make it look so effortless and uncomplicated.