This magnesium flintstones is the most important item in your survival kit is the means to make a fire. with it, you can easily and quickly start a fire when you need one.  Its high-heat spark makes fire building easy in any weather and at any altitude. It is an essential tool for any one in any military and outdoor activities, including fishing, camping, hiking or hunting trips. It is also good as a survival tool — the bright spark can be used as an emergency signal or to deter attackers.