11-in-1 Multi Tool Slim Credit Card Survival Knife for Wallet

high quality stainless steel Size: about 5.7cm x 3.6cm x 0.2cm(2.68" x 1.78" x 0.079"), smaller than a credit card Weight: about 20g Hardness: 55HRC This Survival Tool is ideal for camping, hiking, backpacking, hunting, trail riding, or just to keep in your car Functions: 1 Can opener 2 knife edge 3 screwdriver 4 Ruler 5 Bottle opener 6 4 position wrench 7 butterfly screw wrench 8 saw blade 9 direction auxiliary indication 10 2 position wrench 11 kay chain hole