... : Al 6063-T5 Surface treatment: anodizing glass hinge:White Aluminum protective film 40-45 mm4.7 ... anodizing Our factory produce: aluminium hinge,handle,lock for window and door,window and door hardware,furniture hardware,machine hardware,aluminium ... furniture,CNC parts,die-casting machining parts,handle lock,aluminium handle lock,zinc handle lock,crescent lock,zinc hinge aluminium glass door hinge