A blade on the end o a rifle is called a "Bayonet".
it's a bayonet, and was used during the Civil War to stab enemies
bayonet
Is it better to have a gun, or a gun and a knife? A bayonet is a rifle with a short, removable blade mounted on the end of the barrel. The answer depends on the situation, but usually a bayonet will be better than a rifle due to the fact that it has all of the properties of a rifle, with the addition of a blade.
Made in Bayonne, France, those are called bayonets.
There are three types of fencing swords each with different rules : Foil, Eppe and Sabre. The blade of a foil is called a "Foil blade"The blade of an eppe is called an "Eppe Blade"Etc
The edge of the blade should be called as edge of the blade. But in practice the cutting edge is probably called as margin of the blade. The expert in English language should explain better.
It is called the rotor.
A rifle with a bayonet.
Try e-gunparts.com
The ridge on the dorsal surface of the shoulder blade is called the spine.
The blade at the end of a stick is called a "Bayonet".