"I must be nuts" I have 11 machines and all of them work great. 1.1947 featherweight.,2. Viking 1950 something it has nylon in side it. 3.euro-pro intella sew 9110 I sew on this a lot a very good machine. 4.Husq Viking designer #1 .w/emb. 5.Kenmore by janome yard sale for $10.00 ., 6.phaff 2022., 7. brother xr1300, 8. singer 101 "1931"yard sale $50.00., 9.1947 singer 15 ,I treadled it. 10. nicci.11. a serger by Janome