... bracket itself.2)80 gauge mesh stainless steel mesh base with more stronger bonding strength.3)Refined appearance and because ... Standard and MiniMonoblock bracket and bondable mesh base bracketNo Hook ,with hook on 3 and with hook on 3,4,5Slot 0.018" and Slot ... and MBT bracket, All brackets are madefrom fine stainless steel, with smooth surface and low profile, casted structureand automatic brazing. We ...