Spyderco is an American-made traditional knife manufacturer with a long history of making outdoors products and everyday carry items as well as the equipment needed to maintain them. Their large collection includes everything from everyday-carry knives to outdoor multipurpose knives, which are reliable and well known for making knives since 1981. Known for the round hole, which is referred to as the "Spydiehole" this feature is a telltale sign of an authentic Spyderco product. To keep your knives sharp and ready for use, Spyderco offers a complete range of maintenance products, such as bench stones and files, for the perfect cut.