I did a breakdown of how I forge and heat treat a center punch on my wife's blog. When I get a chance I'll post the whole thing here, but for now here is the link. I hope you enjoy it.

http://ironoakfarm.blogspot.com/2011/01/fiery-friday-making-center-punch.html

Thanks for the info and the link. Great job instructing.

Mark<><

i am a registered member of that school of hard knocks and contributing member of the quick and dirty school of engineering with those credentials established, i will tell y'all about my hot punch. i took my old welders chipping hammer cut the chisel part off and squared up the sharp end.hot punch. cheap dirty and quick.. ugly too