Originally Posted by Dolphyngyrl
my first brother had a metal bobbin case, but it takes plastic bobbins, however I know you can't use metal ones in a plastic bobbin case, but I don't think it matters for the metal ones
Actually, there are tension problems using plastic in old machines. My 185 came with a plastic bobbin(shouldn't have been used) and I had lots of problems with the tension. I put in the metal one and perfect stitches...