*Does not work on high speed, auto oil, power stand machines such as Singer, Brother, Juki, Pfaff, Consew, Reliable, etc., or industrial straight stitch machines that do not have barrel extension on the right hand side of the needle bar clamp to support the activating fork lever on the buttonhole attachment.

Note: fork activated attachments such as walking foot, ruffler and buttonholer no longer work on new style straight stitch industrial sewing machines because there is no barrel extension to the right of the needle bar clamp to support the forks.

Button Hole Attachment for industrial sewing machines.

How to install and operate the buttonhole attachment YS-4455 for industrial sewing machine

See All You Tube Videos on Industrial Buttonhole Attachments