Originally Posted by
Onebyone
Did you check that you didn't buy the 80 or 60 wt? That is very thin and breaks with a good tug.
..... or perhaps the tug/pull was just a little too rough and tough?
Aurifil 50 wid my go-to for stitching and I have used it for FMQing, with no problems.
Everything has its limits ... any thread can be broken, if we tug on it too hard.