The Lincoln stick welder Invertec V275-S Description: Outstanding AWS E6010 and E7018 performance - using up to 7/32 in. (5.5 mm) diameter electrode that enables both whip and drag techniques; Touch Start TIG - allows the welding arc to be established without high frequency starting; Air carbon arc cutting and gouging - with up to 3/16 in. (4.8 mm) diameter carbon electrode; Selectable Hot Start - turn it off for thin material or flip it on for thick, rusty or dirty material; Variable Arc Force - dial in the “soft” or “crisp” arc you want