Material: This industrial hook is made of iron metal with a galvanized surface finish. The included screws are made of stainless steel. Load Capacity: The round bottom plate provides a larger and more evenly distributed load-bearing surface. This hook can support up to approximately 100 kg. Application: Suitable for hanging ceiling fans, mosquito nets, lanterns, ceiling lights, plants, cages, baskets, pendant lights, chandeliers, crystal lamps, and other light fixtures. Material: Metal (Screws: Stainless Steel) Dimensions: Bottom plate diameter: 90 mm, Height: 35 mm Package Includes: 2 x Round Base Ceiling Plate Kits Installation Steps: 1. Before installing, identify the optimal mounting location. Choose one hole in the desired direction of the hook head, then select two additional holes to form a stable triangular mounting pattern. 2. Position the hook at the desired location and mark the mounting hole positions on the ceiling. 3. Drill holes at the marked positions and insert the provided expansion plugs. 4. Align the bottom plate holes with the ceiling holes and securely tighten the screws. Note: - All dimensions are manually measured. Allow for a possible variation of 13 mm. - Installation is straightforward, but professional installation is recommended for safety and proper mounting.