Rembo knife is very useful in a survivor. It is most use for military when they are on mission in the forest or hand to hand combat with enemy. Rembo knife is very useful in everyday life. The edge of the knife is very sharp that can cut almost everything. The spine of the knife has a saw edge that can cut tree’s branch and a thick rope. It is also use to set a trap, skin an animal and carving wood. The knives could also be used to start fire. So the objective the Rambo is designed is to be easily and quickly to perform the duties and task . Example , when we are in a workshop with a many machinery , so we can survive with one tool Rambo to settle down the machine. If we not have any tool to saws the wood , the Rambo was designed to be use for cut the wood because their spine have 14 sharp teeth and the function of sharp teeth is to saw the wood quickly. When you need to cut a paper , the Rambo is a best knifes to be perform because the simple knife you will be slice in 2 or 3 time , but for Rambo just only 1 slices to cut smoothly the paper . That why Rambo is the best knife and tool to be use in a machinery system .