For bracelet removal, you want the very first item on the following page:
http://www.ofrei.com/page252.html
For link removal, there are quite a few pricey tools on this page:
http://www.ofrei.com/page237.html
However, I just use a set of jewelry screwdrivers:
http://store.startimesupply.com/merc...rand-Eurotools
If using screwdrivers, please make sure you use quite a bit of pressure before turning the screw, or you can very easily damage the finish on the head of the screw...especially if the AD used loctite.