Phosphate finished or black oxide non-reflective blade, Olive Drab Handle and Sheath, 12-1/8? Overall, 7-1/8? blade, 1/4? thick. Made with highest military quality. Designed to military specifications for attachment to M16 rifles. The knives are very versatile and have proven to be most useful to all outdoor activities for field, defense, survival, fighting and hunting purpose. Used as bayonet installed on rifle Used as a dagger Used as a chopper to chop, cut or split Can cut off wire netting or iron wire that diameter less than 4 mm Can saw reinforcing steel, iron bars and so on Can cut lighting circuit Can tighten up screw with the jut on the knifes sheath Can open pot with the point of the knife With an emergency honing stone on sheath