What is a 10 mm bullet equivalent to?

Pistol cartridges

Name (mm/in)	Bullet diameter	Base
10mm Auto	10.16 (.400)	10.80 (.425)
10mm Magnum	10.16 (.400)	10.80 (.425)
.400 Corbon	10.19 (.401)	11.94 (.470)
.41 Action Express	10.4 (.410)	.435 in (11.0 mm)

What caliber should my AR be?

If you want a jack-of-all-trades rifle, the standard AR-15 in 5.56 will get the job done. If you’re looking for either a DMR or a long-distance precision rifle, 6.5 Grendel is hard to beat. 5.56 will work as an alternative for your DMR; . 308 would do for longer range engagements, but requires a dedicated lower.

Whats better 308 or 556?

With a heavier bullet, the 308 is going to be less affected by wind conditions than the lighter weight 5.56 rifle round. Military and Law Enforcement snipers have long favored the more powerful 308 Winchester round for its accuracy and effective range.

How strong is a 10 mm?

Even if your ballistics knowledge is minimal, you probably know the 10mm is more powerful. The best 9mm loads will push a 124-grain bullet to about 1165 fps from a common duty- or similar-sized handgun. That equates to about 374 foot-pounds of energy.

What caliber can I build on AR-15 platform?

The AR-15 rifles usually comes chambered for either the military cartridge 5.56×45mm or the . 223 Remington. Because of the pressures associated with the 5.56x45mm, it is not advisable to fire 5.56x45mm rounds in an AR-15 marked as . 223 Rem, since this can result in damage to the rifle or injury to the shooter.

What has more stopping power 556 or 762?

It’s a big oversimplification to be sure, but in short, due to the advantages of the cartridge in terms of accuracy, recoil, and trajectory, it’s generally much easier to hit a target with the 5.56 NATO. However, the 7.62×39 hits harder and causes more tissue damage.

How good is the .308 round?

The . 308 made its reputation as a deadly-reliable medium game killer with bullet weights from 150 to 180 grains. The hunter armed with a . 308 with quality optics and loaded with good factory ammo or hand-loads in the 150 – 180 grain range, is ready for any medium to large non-dangerous game in the world.

Is 10 mm a good caliber?

Simply put, the 10mm is an excellent cartridge for any kind of defensive duties. While the most powerful 10mm ammo will kick a little more than a 9mm, it is not scary or painful to shoot.

What is a match chamber in an AR-15?

The third is a .223 Match chamber, which is used in AR-15s by serious, competitive AR-15 shooters. First, let us cover the most common AR-15 chamber: the .223 Remington chamber, commonly called .223 Rem or just .223.

Is it bad to buy an AR with a 223 chamber?

Normally, that is not a problem since the most plentiful ammo available to civilians is .223 and not 5.56mm. But many people buy ARs with .223 chambers because they do not know any better, and then they find out there are drawbacks to ARs with .223 chambers.

Can you shoot a 556 through an AR-15?

You can shoot 5.56 through your .223 chambered AR-15—but you may regret it. Since 5.56mm Mil-Spec ammo is loaded hotter, it has higher chamber pressure. Built to SAAMI specs, not Mil-Spec, the .223 chamber is ever so slightly smaller than a 5.56 Mil-Spec chamber.

What are the benefits of a 556 chamber rifle?

So the supreme benefit of 5.56 chambers is that you can shoot .223 ammo and 5.56 out of a 5.56 chamber without reliability or safety concerns.