A durable Swiss Army Knife or quality multi-tool can be a game-changer. The best models available are equipped with dozens of tools, including a knife, scissors, screwdriver, pliers, bottle opener, nail file and a can opener ideal for all those tins of food stored at the back of the pantry. In fact, you shouldn’t wait for an emergency to put a Swiss Army knife or multi-tool to use. There are plenty of arguments to be made for why you should carry one across your regular day to day.