2% Thoriated WT20 TIG Tungsten Electrode Assorted Size .040-1/16-3/32-1/8 4pcs 2% Thoriated WT20 TIG Tungsten Electrode 1pcs .040"x7" (1.0X175mm ) 1pcs 1/16"x7" (1.6X175mm ) 1pcs 3/32"x7" (2.4X175mm ) 1pcs 1/8"x7" (3.2X175mm )