TIG Welding Tungsten Electrodes 2% Ceriated 3/32&rdquo; x 7&rdquo; (Grey, WC20) 10-Pack PREMIUM ten (10) pack of grey EWCe-2 2% ceriated 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: 3/32" x 7" or 2.4mm 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