http://www.tomsachs.org/item/nasa-knife#Used on the moon by Astronauts Ensz, Karapetian, Walz, and Spellacy. These genuine Spyderco Delica 4 knives have been hand altered by Commander Tom Sachs. Each is unique and hand engraved with a NASA insignia and a Space Program serial number. A Totin' Chip Card serves as a certificate of authenticity and outlines the responsibilities of the knife bearer.
