A file with .cf2 extension is a CAD file format that contains 3D package designs or other model data for die-cutting. Most of the CAD/CAM machines can process and cut these files. It was created by the National Space Science Data Center (NSSDC) to provide self-describing data storage and manipulation format that matches the structure of scientific data and applications such as statistical and numerical methods, visualization, and management.
Files with .DOC extension represent documents generated by Microsoft Word or other word processing documents in binary file format. The extension was initially used for plain text documentation on several different operating systems. It can contain several different type of data such as images, formatted as well as plain text, graphs, charts, embedded objects, links, pages, page formatting, print settings and a lot others.
You can also convert CF2 into many other file formats. Please see the complete list below.