All kinds of tungsten electrodes including Thoriated Tungsten, Ceriated Tungsten, Lanthanated Tungsten, Zirconiated Tungsten, Yttriated Tungsten and Pure Tungsten electrodes . Any kind and any size of tungsten electrode are available upon the demands from customers. Size: Diameter: 0.5~25mm Length: 150mm, 175mm, 178mm and any other length at customer's request.