Pfaff Three Hole Yarn Foot for IDT System for Groups F‚ G‚ J‚ L (820920096)Pfaff Three Hole Yarn Foot for IDT System (820920096). Compatible machine groups: F G J L Embellish your project with different types of decorative cords or yarn using beautiful Pfaff 9mm stitches and the Three Hole Yarn Foot. This foot will easily guide the cords or yarn through the openings in the front of the foot back through the groove under the presser foot. The decorative cords or yarn will be stitched over creating a beautiful braid