Go Hang It! Pro picture hanging kit. The great thing about this tool is its versatility. It fits both saw tooth frames and wire frames. And guess what? You don't have to worry about measuring anymore! This tool detects where to make the nail holes. It has a special magnetic key system. These keys stay securely in place until you need them. You can use them with different types of fasteners for accurate markings. It comes with a built-in level that can be detached. This means you will always be able to hang the picture level. The case contains 85 items for hanging paintings. It has everything from nails to hooks. The case still has room for your extra tools.