VECTOR® 620 SCREW FOR PALATAL EXPANSION PACK OF 10
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).