Hex nut bracelets are my new favorite thing. Here are a few different types and a couple other types of bracelets I have made recently.
http://honestlywtf.com/diy/diy-wrap-bracelet/
Chan Luu Inspired (a lot cheaper than $300)
http://www.henryhappened.com/how-to-220-bracelet-for-5.html
http://www.henryhappened.com/diy-hex-nut-wrap-bracelet.html
http://www.henryhappened.com/diy-home-depot-bracelet.html
