FREE Code Generator
I recommend Advantage Builder. I've been using it ever since my friend recommended it, and never looked back. It can generate VB.NET classes based on either database objects or your manual input.
You can download it from here, and it's absolutely free...
Use Code Generator
I use the code generator to generate these controls:
Menus, tabs, treeviews, dates & numerical fields.
Check out the samples on this site: