This Pin Tuck Cord Guide is used for horizontal Kenmore sewing machines. A bobbin cover plate that helps align the cording into the pin tuck grooves and helps create perfect garments and home decor. When used with colored cording on light colored material you will have shadowed pin tucks. This guide works well when doing heirloom sewing. It is to be used with a Pin Tuck foot made for a vertical or horizontal sewing machine. The use of a Twin Needle is needed for a horizontal machine.