... 4-1/2" x 4-1/2" x 3.4mm door Hinge 2,furniture accessories 3,ISO9001 and ISO/TS16949 passed ... -1/2" x 4-1/2" x 3.4mm door Hinge Product Name 4-1/2" x 4-1/2 ... " x 3.4mm door HingeMaterial we work on:Stainless steel sheet forming 316 , 303 ... /Professional Service /Punctual Delivery We are a professional manufacturer in hardware tools, various stamping part, extrusion part, CNC Machining part, ...