[High Quality Material]Our cabinet hangers and screws are made of high quality galvanized iron, sturdy, wear-resistant, corrosion-resistant, rust-resistant, deformation-resistant and durable, with a smooth and burr-free surface, which ensures long -term use. Package includes: you will receive 30 metal keyhole hangers and 60 M4 screws, each 15 mm long. The dimensions of the mounting hardware are 44 x 16 mm with a thickness of 1.2 mm, which provides a sufficient amount of high-quality items to meet your installation requirements. Concealed design: the thickness of 1.2 mm of the metal lens head fitting ensures a high load capacity, and the small gap between it and the wall allows it to be perfectly hidden behind the frame, ensuring that your photos and frames are hung safely and evenly on the wall. Easy to assemble: each picture hanger has two screw holes. When installing, the protruding side faces outwards and is attached to the back wall of the frame with a screw and then hung on the wall by a screw. This makes it easy to remove and move the items if necessary. Wide application: the hangers for pictures are perfect for installing frames, artwork, exhibition pictures, clocks, posters, exhibits, signs, mirrors, etc., and serve the purpose of beautification and decoration. Suitable for various environments, including homes, offices and business premises.