Originally Posted by
Barb_MO
tighten the bobbin tension a little more and use a size 14 for regular weight cotton fabrics and maybe a 16 for heavier weight fabric. I mostly use a size 14 needle.
I prefer an 11 or 12 for piecing quilting cottons. Most of the thread I have is "general purpose" and all my machines seem to do well with that combination.k
My machines are 30 to 60 years old. Don' t know about the newer machines.
I do use a "jeans/denim" needle for heavy fabrics.