Don't know how many of you are a fan of these (I love the 2 that I have and would buy more in a heart beat) but under the new tools tab on their website Snap on has the part numbers for the magnetic socket holders. These would be the same thing you would get with a new socket set.
http://buy1.snapon.com/catalog/new.asp
http://buy1.snapon.com/catalog/new.asp

