Originally Posted by Maride
The cones used on a serger need to have the thread pulled from the top. You can find at any store where you find sewing supplies a thread holder that will pull the thread from the top and direct it to your machine. I found this one:
http://www.clotilde.com/detail.html?prod_id=700
Here's how cheap/frugal I am. I took a wire clothes hanger and bent it into the general shape of this thread holder with a coil of wire for the base. It is taller than my machine and threads easily. Cost $0.