Tungsten 1/8" Pure Ground

10-pk premium quality TIG welding Tungsten electrodes 1/8 in x 7 in Pure Ground Pure tungsten electrodes form a clean, balled tip when heated. They offer good arc stability for low- to medium-amperage AC welding on aluminum and magnesium. The electrodes insert into a compatible TIG torch that is connected to a TIG welder that supplies current to the electrode.