Screw Key Doo for 5 and 4 Series BERNINA
$12.20
The ScrewKeyDoo is the perfect tool for loosening and tightening the needle clamp screw on BERNINA Sewing Machines. Compatible with models that use the small black screw-like found on the Artista and Aurora models, but not with the new 700 and 800 series (see part# BE103)