Originally Posted by
J Miller
My wife used both class 15 and class 66 bobbins in her Bernina930 Record. She said it made no difference. I've tried it in several Singers and clones that use the class 15s and the class 66 bobbins have worked in all of them.
I don't do it as a rule, but when I run out of bobbin and there sits a full one, well .................
Joe
My Berninas 930 and 1031 are very picky about bobbins, a class 66 bobbin would cause problems because its not flat. I have about 50 bobbins between my 2 machines.
Sharon in Texas