Super Hook 52267 Hang-It-Up (Like Hercules Hooks) 40-Pack No Tools Needed! - No Studs And Nails Needed To Hold 80 lbs! Easily Hang Shelves, Artwork, Mirrors, Decorations, and More Quick & Easy To Install Just: Push -&gt; Twist -&gt; & Rotate Leaves Only A Pin Hole In Drywall, Paneling, And Plaster Package Contains (40) Hooks - 16 Guage Coated Steel