The best tool I've come across for removing the 6mm hex bolts is this:

http://buy1.snapon.com/catalog/item.asp?P65=&tool=all&item_ID=1315&group_ID=154&store=snapon-store&dir=catalog



It's pricey but well worth it, IMO. Coupled with a 6" extension, all bolts can be removed in less than 5 minutes.