Orthodontic Braces Brackets Mini Roth.022 Hook 345. Model ： Mini Roth Slot.022 hooks on 3.4.5. And there are 3 midline marks on upper arch and 1 middle mark on lower arch. Arch Wire Nature. 018 Slot/022 Slot.

Model ： Mini Roth Slot.022 hooks on 3.4.5. And there are 3 midline marks on upper arch and 1 middle mark on lower arch. We’re one of the largest online dental suppliers based on many qualified manufacturers in china.