... materials bracket,Ceramic Brackets Monoblock bracket , bondable mesh base bracket Edgewise, ROTH and MBT bracket, Orthdontic bracketSpecification:Edgewise, ROTH and MBT ... bracketwith slot: 0.018" / 0.022"material:99.9% pure Al2O3,injection-molding manufacturing process,the slot decreases bracket ... maximum material density which greatly increases bracket strength4)Perfectly mesh base design by ...