Orion Tungsten electrodes will last a long time after many welds. However, they will eventually need to be replaced. Always replace your Orion Tungsten electrodes with genuine Orion Tungsten electrodes, available in 2 different sizes:
0.5 mm diameter tungsten electrodes with a length of 66 mm (2.6 inches). 15 electrodes per package
1.0 mm diameter tungsten electrodes with a length of 66 mm (2.6 inches). 15 electrodes per package