Originally Posted by
Vintage.Singers.NYC
At some point I've got to write an anti-WD40 entry. People often use this on sewing machines, and you definitely do not want to. While it seems to deliver good short-term results, over time it dries into a gummy consistency and does more harm than good.
I am rather experienced with the gummy - I'll vouch for you Rain... that stuff makes it worse when it dries. Best thing is to use some Triflow.