The 11 in 1 multifunctional tool includes a can opener, a knife edge, a screwdriver, a ruler, a bottle opener, a four position wrench for nuts and bolts of various sizes, a butterfly wrench, a saw blade, a steering auxiliary compass tool, a two position wrench and a key ring hole that is easy to connect. It replaces the entire toolbox of expensive equipment. Credit card sized Mini survival tools can be placed in wallets, backpacks, car glove boxes, toolboxes and camping supplies. You can print the logo on the PU wallet. 2 7/8"L x 1 7/8" W