When you have to get repaired the shaft, keyway, metal surface and similar such other parts that are damaged, you should ensure that you use the epoxy stick so that the fillings are completely covered. Though the material that is used to cover these parts and the gaps in the parts is best in quality, you should still be evaluating how this material could fit into the areas gently. Also, the basic features that this material has like the abrasion and vibration resistance could increase the life time of parts in which this material is used.

You should know how to protect this material from damage so that you could use it when in need.