How to extract 001 files?

How to extract 001 files? Most of the archived files that you can download from newsgroups/warez have the following filenames: name.part01.rar, name.part02.rar, name.part03.rar etc. You can extract those files with WinRAR of the free program 7-zip . But sometimes you will see files with the following file names: name.001, name.002, name.003 etc, which I will call 001 files. In this tutorial you will learn how to extract these files. In this tutorial we will try to join the test.mp3 file that I made. As you can see in the image below this file is split into eight pieces that we have to join before we can listen to the test.mp3 file.