Open Toe Foot 4128009-45 - Viking Satin Stitch Applique, Taper Stitches, and Decorative Stitches. Length and width as desired. The tunnel on the underside of the foot feeds smoothly over the stitches and the open front gives greater visibility for accuracy. Snap on foot. Set decorative or satin stitch. Sew. Works with Viking groups (1), (2), (3), (4), (5), (6), and (7).