IIT 17240 Collapsible Magnetic Parts Tray with 5" Diameter Durable and handy, collapsing, magnetic Parts tray Over 5 inch diameter. Depth is about 3 inches open, and 1.125 inches collapsed Magnet is strong and will stick to any ferrous metal surface Magnet is completely rubber covered, so scratches are not a worry Prevents small metal Parts and tools from getting lost