Unlock a treasure trove of history with this large lot of over 500 antique and vintage keys. Weighing in at over 13 pounds, this collection includes a variety of unit types, including skeleton keys, auto keys, and machine keys. Perfect for collectors of locks, keys, and other hardware, or for those who simply appreciate the beauty of these vintage items. This collection spans multiple eras and styles, providing a glimpse into the past and a touch of nostalgia.