Rayburn Fishing 11 in 1 Wallet Sized Credit Card Knife, 2.68 by 1.78-Inch, Silver 11 Useful Tools - Includes 11 tools that are perfect for every day use. Made of Solid 420 Stainless Steel - perfect for wallets, glove box, overnight bags and bug-out-bags. 2-inch serrated edge steel blade cuts through tough materials with ease. Durable for any situation, including military use!