[Package Includes] 50 pcs black sawtooth picture hangers + 100 pcs screws. [Stable Hanging] Sawtooth picture hangers measuring 1.50*0.28 inch (38*7mm), screws measuring 0.28*0.43 inch (7x11mm), this picture hanging solution allows you to easily mount your photo frames on the wall. [Easy to Use] These picture hanging hooks are simple to install. Just use a screwdriver to attach the sawtooth picture hangers to the back of your picture frame, and the hanging hardware connects directly to the wall hooks. [Widely Applicable] The sawtooth picture hangers are ideal for most pictures, photo frames, decorations, home decor, small mirrors, weddings, artworks, children's paintings, clocks, paintings, modern art, certificates, or wood surfaces. [High-Quality Material] These sawtooth photo frame hangers are made of upgraded high-quality steel with a smooth surface, anti-rust properties, strong holding capacity, corrosion resistance, and durability, ensuring your photos stay securely in place without any worries about falling.