To match my new OS 8 theme I made a button builder theme so that I can quickly and easily make OS 8 buttons. But then I got carried away, check out the Apps section to download all 7 OS buttons. The pack includes OS 7 buttons, both normal and default; OS 8 normal and default; and OS X normal and default... as an added bonus there's the metal button too - like the iTunes Add To Cart button. All 7 themes and a Read Me in the archive. The read me explains the fonts to use.

Feel free to download and make buttons!