Don't know anything about a 251 but I sure do love my 252!!!!

For years I've been using silver pencils from an art supply store...at about 25 cents each

Yes, "precision tig 225"

Looking for some opinions.

I'm about to pull the trigger on a tig welder. The plan is to tig a wide range of steel up to 3/16" max and aluminum usually in the 1/8" range. Not currently being a tig welder I've been reading a lot and watching a lot of videos to get a better understanding of what the various machine fe...