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How do they match bullets to guns?

How do they match bullets to guns?

The theory behind firearm identification is that microscopic striations and impressions left on bullets and cartridge cases are unique, reproducible, and therefore, like “ballistic fingerprints” that can be used to identify a gun. A fired bullet with rifling impressions from the barrel of a gun (left).

Why do you need to match ammunition to a firearm?

If you match the wrong ammunition to your gun, you can cause an explosion, injuring or possibly killing yourself and any bystanders. To match the proper ammunition to your rifle, shotgun, or handgun correctly: Read the specific caliber or gauge designations on the side of the barrel.

Can bullets be traced to a specific gun?

Almost every bullet fired from a gun, can be traced back to that gun using a microscope. “When a bullet is fired from a firearm, when it travels through the barrel, the barrel leaves microscopic markings on the bullet that are unique to that specific firearm,” Jessica Wade, forensics firearms examiner, said.

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What is the difference between match ammo and regular ammo?

Generally speaking, match ammunition is designed to be more consistent and accurate than cheaper general-use ammo. Ammo makers achieve this consistency through tight tolerances and strict quality control. Match grade rifle ammunition may also feature specialized bullet designs like a boat tail and an open tip.

What is the difference between match and target ammo?

In short, match ammo is ammunition that is designed to be more consistent and therefore more accurate than general-use ammunition. Meanwhile, some types of match pistol ammunition will use wadcutter bullets that make cleaner holes in paper so that target scoring is easier.

What are the different grades of ammo?

Types of Bullets

  • Lead Round Nose (LRN)
  • Wad Cutter (WC)
  • Semi Wad Cutter (SWC)
  • Semi-Jacketed (SJ)
  • Full Metal Jacket (FMJ)
  • Semi-Jacketed Hollow Point (SJHP)
  • Jacketed Hollow Point (JHP)
  • Special (RCBD)