For sale is a Airco Model 3A/DDR-224HPA/B-D, 300 Amp Tig Welder. Serial No.72-638734. This Airco welder was built by Miller, and is basically the same as a Miller Model 330-ABP. Comes with Tig torch, ground clamp, electrode holder, and foot peddle. (The foot peddle needs a replacement return spring.) Also included is the wheeled dolly seen in the photographs. Please review all the photographs to see additional operator's panel information and various views of the whole welder.