Looking for that special bolt

Article goes over http://www.boltdepot.com where you can find just about any bolt you need.  And metal screws too.  They also have a nice chart on how to ID different kinds of bolts.

http://lifehacker.com/5994436/use-this-chart-to-find-the-right-fastener-for-your-next-diy-project?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+lifehacker%2Ffull+%28Lifehacker%29

http://www.boltdepot.com/fastener-information/Printable-Tools/Type-Chart.pdf