Bernina BE101 ScrewKeyDoo Black Screwdriver to Loosen/Tighten the needle bar clamp set screw on Artista, Aurora, Activa, Virtuoso, 215, 3-4-5 Series*
Bernina Compatible BE101 ScrewKeyDoo Screwdriver for loosening and tightening the needle clamp set screw on Bernina Sewing Machines