Dead World: Isolation
Tools can be used as impromptu weapons or to build things. Hammers, crowbars, pliers, etc are classified as tools.
A tool is any physical item that can be used to achieve a goal, especially if the item is not consumed in the process. Informally the word is also used to describe a procedure or process with a specific purpose. Tool use by humans dates back millions of years, and other animals are also known to employ simple tools.