Product Name: High Quality Tungsten Electrode with Red Color 2% Thoriated Wt20 Model NO.: Wt20 Welding Power: DC Length: 175mm Diameter: 1.6mm 2.4mm Material: Tungsten Type: Tungsten Electrode Transport Package: Carton Origin: China HS Code: 8515900000 Product Description Product DescriptionThe most common electrode used today. 2% Thoriated Tungsten Electrodes or WT20 contain a nominal 2 wt-% of thorium oxide (ThO2) which is evenly dispersed throughout the entire length of each rod. Offers excellent resistance from weld pool contamination, a stable ARC and easy starting capabilities. Generally used on DC electrodes negative or straight polarity.