The key to wind a good bobbin: how to ensure you get proper tension on bobbin winder tension Discs 

Owner and head technician of The Sewing Machine Shop, Dan Schoenbergs' 2024 sewing machine review. sewingmachineshop.com/dans-and-martys-top-picks/

Very helpful information! We do so much with our machines without really being educated on the basics.

Tighten 🪛 the tension screw. 🤺💐