Auto Buttonholer Attachment for Industrial Sewing Machine

Automatic buttonholer attachment for industrial straight-stitch sewing machines – perfect, uniform buttonholes every time.

• Automatic buttonhole-making mechanism
• Adjustable buttonhole length
• Straight and uniform buttonholes
• Heavy-duty metal construction

How to adjust: turn the winged screw (A) towards you before starting each buttonhole – this positions the needle and presser foot. Turn screw (D) clockwise for more stitches (longer buttonhole) or anticlockwise for fewer stitches (smaller buttonhole).