Today we will fix a loose bobbin. This is a tension issue with the bobbin winder, make sure you read the instructions for your sewing machine when winding your bobbins!
Here are some of the products I use to repair sewing machines. These are affiliate links, they don't cost you any extra. They provide me a small commission if you purchase these products via this link. This helps me continue to provide videos for your enjoyment.
Here is an affiliate link if you would like to buy a new sewing machine
Tri-Flow Sewing Machine Oil (my personal favorite)