Originally Posted by
Candace
These vintage machines were manufactured to use metal bobbins and the weight of the metal does help them sew better and keep better thread tension. Yes, a plastic one will work, but the metal ones it was designed to use will work better.
Candace,
Shusssshhh. Don't say that too loud. My machines don't know the difference. I've tried the plastic bobbins in all of my machines and none of them complained.
But I do segregate them. We have two or three Singers with the plastic bobbin carrier and we keep the plastics for those.
Joe