Louie,



Help me here, please explain undercut.


Josh,

I'd have to go look at the welder and try and figure out the Amperage as I did not look at the guage while laying anything down. I know it's a older 220 Snap On and I am running the heat at 9 of 12 (similar to this unit http://cgi.ebay.com/SNAP-ON-SNAP-ON-...QQcmdZViewItem)