A good selection of Hinges, Bolts, stops, including Kitchen and Bath hardware built with continuous improvement in design has resulted in quality products which last a long time. The products are developed after a good deal of research in order to ensure that the best of material is used and is weather proof and corrosion proof and is ideal for any environment. Features. 3.5 x 3.5 in. Spring Hinge. Limited 1 Year Mechanical and 1 Year Finish WarrantySpecifications. Color Bright Nickel. Material Steel