There are many things that you should consider before purchasing a new demolition hammer. For example, you will need to think about the overall size of this device and whether it is something that can be moved from one place to another depending on your needs or if it's more stationary in nature. You also want to make sure that it has enough power for what you are trying to do. Some of the best models can be powered by electricity or something like a hydraulic pump, which will make it easier for you to get the results you need without having too much difficulty.  Also, some demolition hammers may come with additional features​ such as LED lights which is beneficial if you'll be using this device in dimly lit areas.