Know better about bobbins
Difference Between Size A bobbins and Size L bobbins
The only difference between Size A bobbins and Size L bobbins is the height.
The height of Size A bobbins is 11.4mm/0.448＂；The height of Size L bobbins is 8.9mm/0.315＂. Both bobbins have the same diameter, but size A bobbin is a little taller than size L bobbin.
Size A is used by most sewing machines. If your machine makes regular sewing and also you can do computerized embroidery is very portable that your machine use this type of bobbin.
Size L is the most common embroidery bobbin for commercial and home based embroidery machine.
If you don't know which bobbin your machine needs, please feel free to check with us!