These hanger hooks are made of high- grade stainless steel which is sturdy, durable, anti-corrosion and rustproof. hanging hooks only leaves thin hole and removes with twist. It causes damage to the wall. Reduce wall damage from studs, screws, , anchors and toggle . These dry wall wire hooks are light weight sturdy. The hanger can bear a weight up to 100lbs and meet your needs. The wall hangers are super simple to operate and install without any tools. Just only make a small hole in the dry wall that is filled and spot painted. Widely Used: duty hanging hooks are suitable to hang , paintings, , clocks, artworks, planter pots, calendars, portraits, shelves and so on. Perfect solution for hanging on paneling, plaster and dry wall, not for brick wall and concrete wall. Material: stainless steel colour: silver Package Contents: 1 set x hanging hooks(35Pcs) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.