To Measure: When presser foot is down, measure the distance from the bottom of the pressure foot to the screw-hole that holds the foot onto the presser bar.
A high shank machine measures approximately 1 1/4" from the presser foot screw to the bottom of the foot. (Uses High Shank Sewing Feet)
A low shank machine measures approximately 3/4" from the presser foot screw to the bottom of the foot. (Uses Low Shank Sewing Feet)
The zipper foot is a versatile presser foot with indents for the needle to move through on either side of the foot, so you can sew a standard zipper without the zipper teeth interfering. A zipper foot comes with (or is available for) all sewing machines. . This foot is great for other techniques, too, such as inserting an invisible zipper without a special invisible zipper foot, or stitching piping. Also great for machine applique. Get to know and love your zipper foot!
The Roller Foot is used to sew thicker fabrics, heavy knits and textured fabrics. It can also be used for sewing leather or vinyl. The Roller Foot has a longer roller in the front and a set of smaller rollers in the back, for even fabric feeding. Set the sewing machine to a medium-long straight stitch for best results.
The Cording Foot is used to add surface embellishment to fabrics with cords, tin braids embroidery floss or yarn. Experiment with decorative stitches and cord types for ultimate creativity. The Cording Foot may also be used to gather fabrics!