Specification Machine Type : Automatic double chain stitch eyelet buttonholer Model : Durkopp-Adler kl. 558-331391 Durkopp-Adler kl. 558-331391 Application The automatic buttonholer class 558 sews eyelet buttonholes in many variations and in any material. Whether with or without taper bar, gimp or handwork appearance the quality is convincing! Cut lengths between 6 mm and 50 mm can be realized. The machine can be reset from cutting before to cutting after quickly and easily. A great variety of equipment is available ensuring an optimum adaptation to every application.