Material: The chandelier hooks are made of iron metal and manufactured with high quality electroplating process. The surface is zinc plated, smooth, rust-proof, anti-corrosion, stable and durable. Dimensions: The size of the rectangular base plate is 68 x 16mm, with two 15 x 6mm oval screw holes. The distance between two holes is 46mm, and the total height is 35mm. Strong Load Capacity: The load capacity of the heavy-duty hooks is very high. When properly installed in a suitable place, the hook can bear about 8kg. Package: 3 Iron Zinc Plated Hooks for ceiling tiles, with 6 screws and 6 rubber plugs. Application: Used mainly used for hanging large crystal lamps, chandeliers and other lamps. It can also be used to hang ceiling fans, plant baskets, lanterns, bird cages and other heavy objects.