The credit card sized 11-in-1 Multi-Function Survival Tool easily fits in your wallet so you can have it on hand for any situation. Also features a keychain hole so you can put it on your keys. Utilities include: 1) Can Opener 2) Knife Edge 3) Screwdriver 4) Ruler 5) Cap Opener 6) 4 Position Wrench 7) Butterfly Screw Wrench 8) Saw Blade 9) Direction Anxillary Wrench 10) 2 Position Wrench 11) Keychain Hole Comes with a handy carrying pouch.