Ka-Bar is the contemporary popular name for the combat knife first adopted by the United States Marine Corps in November 1942 as the 1219C2 combat knife, and subsequently adopted by the United States Navy as the U.S. Navy utility knife, Mark 2. Ka-Bar is the name of a related knife manufacturing company, Ka-Bar Knives., Inc., of Olean, New York, a subsidiary of the Cutco Corporation.
USMC Ka-Bar knife with leather sheath
A traditional Ka-Bar knife and leather sheath of unknown age
In USMC service in Iraq, 2005
A combat knife is a fighting knife designed for military use and primarily intended for hand-to-hand or close combat fighting.
Soviet NR 43 Combat Knife
"KA-BAR" USMC Combat Knife, the standard U.S. Marine Corps combat knife during and after World War II
A modern KM2000 of the German Army
Glock Feldmesser FM 78 and its sheath