Firearms

Firearms

Guns such as pistols or rifles that use explosives to shoot bullets. These are usually small arms as compared to big weapon systems such as artillery cannons or missiles.

Industry: Military

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Firearms

Calibre

Military; Firearms

1. In small arms, the internal diameter of a firearm's barrel or a cartridge's bullet, usually expressed in millimetres or hundredths of an inch; in measuring rifled barrels this may be measured ...

1. A shortened version of a service rifle, often chambered in a less potent cartridge. The M4 Carbine is an example which uses the same cartridge but a shorter barrel, whereas the M1 Carbine is an ...

Boresight

Military; Firearms

Crude adjustments made to an optical firearm sight, or iron sights, to align the firearm barrel and sights. This method is usually used to pre-align the sights, which makes zeroing (zero drop at XX ...

Button rifling

Military; Firearms

Rifling that is formed by pulling a die made with reverse image of the rifling (the 'button') down the pre-drilled bore of a firearm barrel. See also cut rifling and hammer forging.