1.Material: steel, iron 2.Material: Thickness: 3.0mm 3.Surface finish: zinc plated,color zinc plated,black plated Spring metal Window Handle1.Material: cold rolling steel2.Surface finish: zinc, color zinc plated, black plated 3.Weight: 90g/pcs with its fitting 4.Packing: 12pcs/inner box, 288pcs/ctn 5.Outer packing: Cartons, plywood pallet