![BERNINA Buttonhole Foot with Slide #3B](http://creativesewingcenter.com/cdn/shop/products/9-BERNINA-Buttonhole-Foot-with-Slide-3B-Desktop_{width}x.png?v=1683723366)
Depending on the model, Buttonhole foot with slide #3B determines the desired buttonhole length for identical buttonholes either via a sensor or manually.
Depending on the model, Buttonhole foot with slide #3B determines the desired buttonhole length for identical buttonholes either via a sensor or manually.