Janome Acufeed Open Toe Foot #846410003. Fits Janome Models: MC6600P, MC7700QCP Janome part # : 846410003 There are certain sewing techniques that often require better visibility of stitches such as quilting, applique, cut work and craft work. The AcuFeed Open Toe foot will solve all those problems allowing a much better view of the sewing in progress whilst guiding the fabric smoothly and evenly.