Sew System make a wide variety of sewing machine attachments for all operations in many different configurations, just tell us what garment/finish you wish to achieve and we will suggest all the different options for that operation. A small sample are shown below
AT116 wire as you sew Fortitube under wire folder with crossover guide
Swing top wire casing folder
Boning folder
AT066
Swan neck wire casing folder for use with a standard or undercut needle plate
AT109
Wire casing folder for use with tunnel needle plates