VECTOR® 620 SCREW FOR PALATAL EXPANSION PACK OF 1
Special screw for palatal expansion with anatomically bent retention arms for easy soldering to molar bands. Fits the palatal vault. Integrated nut prevents the screw from backing up.
Vector® 600 - max. expansion 9mm (width 10.4mm) (height 4mm) (length 13mm).Vector® 620 - max. expansion 11mm (width 10.4mm) (height 4mm) (length 15mm).