File Type Manager
File Type Manager is a Windows utility program that allows you to manage Windows file types, actions and shell extensions. It offers far more functionality than similar programs or the built-in Windows tool. Apart from that it is one of the only programs available that allows you to manage shell extensions.
New features in version 2.0 of File Type Manager:
updated user interface
faster performance
search feature
support for file type flags
support for new shell extension types
documentation