Ontario Aseka Survival Knife System finds use in the Air Warrior Program and other segments of the U.S. Armed Forces. It is the only one of its kind to be chosen by the United States Army. This is the only knife the M Soldier and Natick Research Labs have approved. It has a hammer, spear holes, plexiglas breaker, saw teeth, lanyard hole, serrations and insulated guard. The anodized aluminum strap cutter can cut cord, webbings, cloth etc. The honing rod and screwdriver keep the knife field sharp. The fire retardant scabbard fits the pilot's vests and the strap cutter finds perfect slot in the left leg pocket on flight suits. The length of the blade is 5” and the overall length being 10.25”.