TIG Welding Tungsten Electrodes 1.5% Lanthanated 1/16&rdquo; x 7&rdquo; (Gold, WL15) 10-Pack PREMIUM ten (10) pack of gold EWLa-1.5 1.5% lanthanated tungsten rods for TIG welding HIGHEST RATED and most reviewed tungsten electrodes on Amazon UNITED STATES based manufacturing & customer service staff are here to help you ELECTRODE SIZE: 1/16" x 7" or 1.6mm x 175mm FREE materials safety data sheet (MSDS) and certificate of conformance provided below in the product information, adhering to American Welding Society standard A5.12M/A5.12:2009