Buttonholes and Specialty Stitches
Variety of buttonholes
Sensor (Square) buttonhole
This square buttonhole is widely used on medium to heavy weight fabrics.
The buttonhole size is automatically determined by placing a button in the foot.
Auto (Square) buttonhole
This is also a square buttonhole similar to the sensor square buttonhole, but you can
manually set the buttonhole size and the machine memorizes it to sew buttonholes of
the same size.
Round end buttonhole
This buttonhole is used on fine to medium weight fabrics especially for blouses and
Fine fabric buttonhole
This buttonhole is rounded at both ends and is used on fine, delicate fabrics such as
The keyhole buttonhole is widely used on medium to heavy weight fabrics. It is also
suitable for larger and thicker buttons.
This buttonhole is suitable for stretch fabrics. It can also be used as a decorative
B3-B6 are sensor buttonholes and the sewing procedure is the same as for B1.