In this video we did some tig welding as well as tig brazing on thin wall square tubing. Lay wire technique with 3/32" er70s-2 can help clean up the puddle on thin wall tubing. I used 2 pulses per second, 33% background, 33% pulse time and 3/32" silicon bronze filler for the tig brazing Visit my store at https://weldmongerstore.com for TIG Fingers, DVDs, and other quality welding tools. Join the discussion with thousands of welders at the Welding Tips & Tricks forum http://forum.weldingtipsandtr