Bernina Pintuck Attachment
This attachment helps you sew full pintucks by feeding cording through a channel. When used in combination with a pintuck foot, the cording is automatically sewn into the pintuck.Compatible with sewing machine categories B / C / D / Ea2-4 / Eb2-4 / Ec / F
£37.50

The Pintuck Attachment makes it easier to sew corded pintucks. Simply guide the filler cord through the channel of the attachment. When used in conjunction with a pintuck foot (separate purchase), the cord is automatically sewn into the pintuck, creating a beautiful raised effect

See this Bernina video tutorial on how to use the Pintuck Attachment with a pintuck presser foot to create corded pintucks.