10Pcs Bernina Sewing Machine Bobbins, crafted from standard metal for durability and optimal performance. Perfect for replacing worn or damaged bobbins, these Bernina bobbins ensure high-quality stitches in your sewing projects.

Designed for compatibility with various Bernina sewing machine models, each bobbin is meticulously measured at 11mm in depth and 21mm in width. Bernina sewing machines feature special hooks for bobbins and bobbin cases, and different bobbin cases are available depending on the machine model.

Specifically suitable for Bernina Activa series (125, 130, 135, 140, 145, 220, 230, 240), Artista series (165, 170, 630), Aurora series (430, 440), Virtuosa series (150, 153, 155, 160, 163), and various others, these bobbins cater to a wide range of sewing needs.

Please note that the CB Hook is particularly used for sewing utility and decorative stitches with a stitch width of up to 5.5 mm. Elevate your sewing precision with these genuine Bernina bobbins, ensuring a seamless and reliable stitching experience."