Nice hammer mod

But I am not so sure I would do it…well maybe with a Harbor Frieght hammer (cheap). Reason being is I am a bit worried the one deep cut in the hammer could compromise it if I really “nail” something in hard. I have seen hammers for sale that have this sort of setup already too.

http://www.homemadetools.net/forum/amazing-trick-will-improve-your-hammer-73432?homelistings#post135536