So Fine! Polyester Thread 3ply #50 wt Try Me 401
SO FINE! #50 cone #401 Try Me Special on 1,000 yd cones.
#50/3-ply lint-free filament polyester for quilting, bobbin, and construction.
Recommended Needle: Longarm machines= #16 (MR 3.5) Home machines= #80/12 Superior Topstitch