Originally Posted by J Miller

My one BIG problem with multiple layers of thread on a bobbin is there's never enough to finish what you are doing. You just get started and run out. I did that three times with what was on the bobbin of the MW just to see how much was there. Not enough of anything until the last layer which was packed in rock hard and rusted.

Frugal is one thing, but winding over other thread is a wasted effort. More trouble than it's worth.

JMHO

Joe