Durable 2% ceriated tungsten electrodes 2.4 x 150mm. Fine grain structure and annealing make them resistant to splitting and weld contamination. Suitable for AC and DC currents, and both ferrous and non-ferrous welding. Thorium free. Pack of 10. 1 x Ceriated Tungsten Electrodes, 2.4 x 150mm (Pack of 10)