Our company specializes in manufacturing all types of high quality Barium-tungsten electrode for xenon lampï¼Such asΦ3Ã3mm, Φ5Ã4mm,Other specifications available such asΦ2-Φ7mm (diameter) and 2-20mm (high)ï¼and we can supply to meet the different requirements of different trades. If interested do drop me a e-mail