Bernina Compatible The ScrewKeyDoo 2 is the perfect tool for loosening and tightening the needle clamp screw on the new Bernina 700 and 800 Series sewing machines. (See part #BE101 for other Bernina models) **Please advise to use caution when tightening needle clamp screw. Overtightening can cause damage to the needle shaft.** Made in the USA
