Great spinners advised me to use a bobbin to rewind my bobbins before plying. There were a few things they forgot to mention.
It's a portable bobbin winder and its so helpful! It is called the sid
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SINGER Bobbin Winder for Sewing Machines - for Class 15 and 15J Bobbins - Simple & Portable - Battery Powered with Included Power Adapter, White
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