What is the purpose of bobbin thread?
When sewing with a machine, the thread wound around the bobbin links with the upper needle thread to form the bottom part of a stitch. Typically used in machine embroidery, quilting, and sewing fine fabrics, bobbin thread is lightweight and strong, adding little bulk while still securing stitches.
What is Rotary stitch?
The Rotary Stitch Master sewing machine works at a speed up to 1800 spm (stitches per minute) to give a better output. To ensure seamless working, it has a full rotary hook, is compatible with special attachments that aid stitching, and is capable of working on a variety of fabrics ranging from light to heavy.
What is a CB hook?
The CB Hook is used in particular for sewing utility and decorative stitches with a stitch width of up to 5.5 mm.