... . Suitable for the office, house , building etc. 2.Material: Aluminium& Plastic 1.Window lock use for sliding window. Suitable for ... the office, house , building etc.2.Material: Aluminium& Plastic3.Package: 60sets/ctn, 14kgs/ctn, 420*230*190mm4.Dimensions ... window hardware maker in china,we have own factory with die casting machine,press machine and injection molding machine ,so all the ...