2. Exclusive crimp design makes picture hooks stronger, Hardened nails provide maximum support while minimizing wall damage and holes, and not easy to bend. 3. Easy to Install: Photo frame mount holder taping with a hammer (not include), it install completely, easy and convenient, easily to remove, just leave a small pin hole. 1. Each heavy duty picture hanger with 3 hanging nails per pack support 100 pounds, steel picture wall hangers, rust-proof, strong and . 4. Widely Use: Picture hanging hook kit perfect for walls, white washed walls, wooden walls, wardrobes, or any surfaces you need to hang framed artwork, signs and other objects., Manufacturer: Jkjlorey