SECTION IV. BUTTONHOLE
Various kinds of buttonholes and their uses
(_ Square BH
This square buttonhole is widely used on medium to heavy fabrics. The buttonhole size is automatically determined by placing a button in the foot.
Round end BH
This buttonhole is used on fine to medium weight fabrics, especially for blouses and children's clothes.
Fine fabric BH
This buttonhole is rounded at both ends and is used on fine, delicate fabrics such as fine silk.
Keyhole BH
The keyhole buttonhole is widely used on medium to heavy fabrics. It is also suitable for larger and thicker buttons.
(_ Rounded keyhole BH
This buttonhole is used for thicker buttons on medium weight fabrics.
(_ Stretch BH
This buttonhole can be used on stretch fabrics. It can also be used as a decorative buttonhole.
Knit BH
This buttonhole is suitable for knit fabrics. It can also be used as a decorative buttonhole.
Notes:
•To sew the buttonholes 17 to 22, follow the same procedure as Square BH (See page 37 to 38.).
•The size of a buttonhole is automatically set by placing a button in the rear of automatic buttonhole foot R.
•The buttonholder of the foot takes a button size of up to 1" (2.5 cm) in diameter.
•It is sometimes necessary to change buttonhole size to match certain heavy or specific materials and threads.
•Make a test buttonhole on an extra piece of the fabric to check your setting.
•Place the button on the fabric and mark the top and button to determine the position of the buttonhole on the fabric.
•Use interfacing on stretch fabrics.
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