Pack size: 3.13" x 1" x .5". Incorporates a super-strong Neodymium magnet. Great for retrieving lost tools, picking up small objects, sticking on refrigerator, magnetize to tool box, or using as a temporary anchor. Quick clip with large hook fits on keyrings, straps, and cords. Aluminum construction. Hang packaged. Screwpop products may not be sold on Amazon, eBay or any third party website not owned by the dealer.