A standard sewing machine uses two threads: one that unwinds from a spool on top of the machine and goes through the needle, and one that comes from a tiny spool, called the bobbin, underneath (it ...
【What Is This】: PeavyTailor Embroidery thread bobbins are prewound thread bobbins for embroidery machine.For use on embroidery machines only.This product is different to sample sewing threa ...