The Thread Lubrication Unit is a special BERNINA sewing accessory to help when sewing or embroidering with metallic or loosely twisted threads. The thread passes through a silicone lubricating fluid after coming off the spool, which improves its gliding properties and helps prevent threads from tearing or breaking in the eye of the needle. This can help ensure the success of your sewing projects when using difficult-to-work threads. TIP: using a special metallic embroidery needle will further im

6.5K views · 95 reactions | In this video tutorial you will learn how to sew accurate buttonholes with the BERNINA 325 and 325. The video will guide you through the process in a couple of easy steps, from the simple mounting of the presser foot through to reinforcing the fabric, selecting the buttonhole, adjusting stitch width and the finished buttonhole. | BERNINA USA | Facebook