... available 5. Professional manufacturer Performance :Performs well in DC welding and arc starting at low current settings, and offers ... tungsten, ceriated tungsten, lanthanatedtungsten, zirconiated tungsten pure tungsten.2) Item: WP, WT20, WC20, WZr3, WZr8, WL10, WL15, WL203) Diameter: ... Quality of surface: polish annealed, or ground annealed6) Applications: TIG welding and plasma welding, cutting