These are available through shoeboxshaveshop as well, in a quantity of 5..it's a little more expensive than buying in bulk, but might be useful if you just want to give them a try:
http://www.shoeboxshaveshop.com/shark-quotsuper-stainlessquot-double-edge-blade.html
Shark's are apparently a product of LORD by the way.
http://www.shoeboxshaveshop.com/g7-pak-732.html