K408A Machine Accessories Tutorials We believe professional sewing skills could also benefit from various accessories application. Here are the different presser feet to serve our customers for most useful and easy way to accomplish the sewing works. One-Step Buttonhole Four-Step Buttonhole Button Sewing Invisible Zipper Foot Zipper Foot Satin Stitch Foot Overcasting Foot Rolled Hem Foot Blind Hem Foot Cording Foot Gathering Foot Darning/Embroidery Foot Walking Foot Edge/Quilting Foot