OOK Padded Professional Hangers are great for protecting walls. The padded back prevents scraping and scratches. These hooks will complete any at home or studio gallery with a professional look. Each picture hook comes with blued steel nails that leave only a pin size hole in walls to avoid any long term damage to your home. These professional picture/art hangers are great for plaster and drywall surfaces. These OOK hangers come in a unique Tidy Tin container, which is great to store in drawers or tool boxes. The OOK 533014 features a brass finish and comes with a set of 1 professional picture hangers.