I was just thinking about the Air Marshal service and the bullets they use in their firearms. Is it true they break up when they hit a hard surface? Can non-government people get those types of rounds?
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I hope they've done work on them in the past 15 years or so.
I bought some when they first came out back in the 90's for the 9mm I carried at that time. Bought some fruit & a pork roast. In multiple canteloupes & the pork roast from about 20 feet, all that happened was a glob of itty bitty shot about 1 to 2 inches in. That's it. After that I didn't bother with pre-franged rounds. I went back to & carry still plain ol' Winchester Silvertips or most anything with a Speer Gold Dot.
Frangible rounds come in several varieties. The glasers and magsafes (and "air freedoms" etc.) are essentially loose shot confined in a container "slug" which are designed to fragment in soft tissue and create a large wound area. They are almost always found to be insufficiently penetrating when using either the FBI minimum penetration depth or the U.S. Border Patrol minimum penetration depth. For many this means that they will not be sufficient "man stoppers" and thus they avoid them. Unfortunately, glaser safety slugs will still penetrate multiple walls of standard dry-wall (Box o' Truth tests have glaser blue-tips penetrating 6 sheets of drywall = 3 interior walls).
Then you have Sintered ammunition. This is typically designed to reduce the occurrence of ricochets and is the only kind of ammo so ranges will permit. When striking a hard surface it will pulverize into dust. Sintered ammo is a metal powder forced together at high heat and pressure so that it not-quite-welds into a solid piece. There are some sintered rounds intended for use on human targets. IIRC, they're popular with SWAT snipers (or at least admin decision makers that decide what ammo SWAT snipers must use) and the Czech army experimented sintered 9x18 Makarov ammo for their CZ-82. I have a box of sintered ammo that I haven't shot yet. The appearance of the slugs is a little bit "glittery" - kinda like metalic paint that's popular now except it's dull, not shiny. I expect sintered handgun ammo would go through just as many drywall boards as solid or JHP slugs.
Peace favor your sword,
Kirk
If I understand you correctly, you used Glaser Safety Slugs to test penetration and got low penetration, right? That's how they are supposed to work. They are not designed to penetrate, just the opposite. They are like little bean-bag rounds, designed to give up all their energy within an inch or two of impact. The main purpose for these rounds is to avoid overpenetration and killing someone standing behind a bad guy or on the other side of a wall of a burglar, etc. They're not like jacketed rounds. Silvertips are great, but they'll go right through a wall. If that's not a problem for you, then that is indeed what you want, but I'm a bit surprised that you complain that the Glaser did exactly what it's supposed to do. If that's not what you want, then correct, do not use it, but it's not malfunctioning, that's how it works.
There is NO WAY to sufficiently mitigate the chance of wall penetration using any realistic ammunition. Even sintered, low-power "target" ammo, and small/light calibers such as the .22LR and .25ACP penetrate multiple layers of dry wall. If your concern is penetration of walls to occupants on the other side (other family members, guests, apartment on the other side, etc.) then you have only 3 options:I agree. I still prefer a standard Mossburg 500 for home defense, in 12 gauge, full choke. The only other realistic option for low-penetration is lower caliber or handloads.
People use the .357 Magnum over the .38 Special because it has a Marshall & Sannow one-shot-stop rating better than any other commonly available handgun round and that's in conjunction with its design history's intention of being a better man-stopper than the .38 Special. People use the 9x19 Luger (Parabellum, NATO, whatever) because practice ammo is cheaper than anything else but .22LR, it is the commonly accepted military round, is available pretty much everywhere, every manufacturer has at least one handgun chambered in it and the odds are they have many more than that, because (no matter who the shooter is) there's a pretty good chance of finding a gun chambered in 9mm that fits that specific shooter's needs, and because if the shooter has had any prior professional training, it was probably on the 9mm platform.I still find a S&W Model 10 in .38 Special loaded with +P Silvertips to be quite a useful tool indoors. Not sure why so many have eschewed .38 Special for .357, 9mm, and newer calibers; for police work I quite understand; for home defense, it's overkill and could be dangerous to the innocent.
There is NO WAY to sufficiently mitigate the chance of wall penetration using any realistic ammunition. Even sintered, low-power "target" ammo penetrate multiple layers of dry wall, and small/light calibers such as the .22LR and .25ACP. If your concern is penetration of walls to occupants on the other side (other family members, guests, apartment on the other side, etc.) then you have only 3 options:
That's it. Period.
- be positively certain of your target and your "shooting lane" so that your line of fire will not intersect with occupied rooms or you have a high percentage of hitting your intended target (home invader, etc.)
- change the nature/structure of your walls - such as filling them with sand
- Don't use guns
Unless you're shooting a BB gun, it's GOING to penetrate multiple walls and that's at least a certain as death or taxes.
People use the .357 Magnum over the .38 Special because it has a Marshall & Sannow one-shot-stop rating better than any other commonly available handgun round and that's in conjunction with its design history's intention of being a better man-stopper than the .38 Special. People use the 9x19 Luger (Parabellum, NATO, whatever) because practice ammo is cheaper than anything else but .22LR, it is the commonly accepted military round, is available pretty much everywhere, every manufacturer has at least one handgun chambered in it and the odds are they have many more than that, because (no matter who the shooter is) there's a pretty good chance of finding a gun chambered in 9mm that fits that specific shooter's needs, and because if the shooter has had any prior professional training, it was probably on the 9mm platform.
I know you're a fan of the shotty. A lot of folks are, with good reason. However, there is a growing sentiment that a longarm, or any firearm that requires both hands for effective/efficient use, is less ideal for a home-defense weapon. The theory goes that, use, room-clearing is done with carbine length weapons, but the average home defender has limited training time and should train with one platform and because their platform needs to cover as many bases as possible, including daily carry, a handgun makes more sense. This, the sentiment goes, also reduces the need to practice long-arm retention drills and makes room-to-room maneuvering easier.
Not saying that I agree. To be honest, I don't care. My feeling is, "use what you are most comfortable with."
Peace favor your sword,
Kirk
Great! Another thing I have to buy now.If stopping power was the only criteria, a cannon would be super.
"Stopping Power," however one may choose to define that, seems to be much more important in the non-LEO self-defense/home-defense market. In short, most cops seem to have a different opinion on how important "stopping power" may be when compared to non-cops. My speculation is that this is driven in equal parts by the perception by "regular joes" that they don't typically have any backup to call upon and that cops are often more occupied with "doing the job" while "regular joes" have the luxury of spending more time planning for hypotheticals which hopefully will never occur. The Reader's Digest is that I think us non-cops tend to be more interested in one-shot-stop capability more because we tend to believe that we only have ourselves to rely on and because we can spend a lot of time planning for a worst-case scenario.As for stopping power, I never really cared. I just wanted to get their attention. I know some may find that silly, but, hey, to each his own.
lklawson said:<snip!> The Reader's Digest is that I think us non-cops tend to be more interested in one-shot-stop capability more because we tend to believe that we only have ourselves to rely on and because we can spend a lot of time planning for a worst-case scenario.
So, yeah, high-capacity hand-cannons have a lot of appeal for the non-LEO self defense minded market.
Peace favor your sword,
Kirk
So, yeah, high-capacity hand-cannons have a lot of appeal for the non-LEO self defense minded market.
Not me. I'm satisfied with whatever choice you select and am just happy that you are taking proactive steps to your own SD. In all honesty, I don't care if a 98 lb woman chooses to carry a Kimber Custom .45 or if a 250 lb dude chooses a Jennings .22. Whatever.My criteria must be different from everyone's, I think. I put a lot of time and thought into weaponry for self-defense, and the answers I came up with seem to be universally scorned by everyone.
You're paying attention and know what to look for. CC folks don't care, nor should they, if they're "made" by people paying attention who know what to look for. A good guy wants him to be armed anyway and a bad guy will take it as a hint to go look for a different victim. The other 99% of people out there wouldn't "make" it if you stuffed a full grown attack alligator and a double barreled bazooka down your pants.I know men of slight frame who carry largish semi-autos. I know because I have seen their weapons print through or peek through their apparel. Technically, that's a no-no. One outraged citizen and a cell phone and they could be arrested.
If it's "can't" then it's not a "tactical error," it's a fact of life. When you can't, you can't. Deal with it. Have a Plan B or whatever.If you can't or won't carry it always outside your home, that might be a tactical error.
I agree. Autos can jam. I don't wanna get into a pissing contest over the auto-vs-wheelgun platform wars. That's been done to death. I will say that I own (and have owned) revolvers. I've personally had wheelguns bind up and refuse to turn. I've had brass stuck in the chamber and refuse to eject on wheelguns, the extractor actually hopping the rim and then clamping back down on the empty brass. I've had timing problems, misalignment problems, etc. All that stuff. Wheelguns are fine. Well proven technology. If you, or ANYONE, likes them, then use them. They're great. But, except for two issues, I'm not particularly convinced that autos are any less reliable. The first is dud rounds. Wheelguns have better recovery from dud rounds, no question about it. However, if you're running SD ammo from a reputable manufacturer, the incidence of dud rounds should be pretty much 0. The other issue is "limp wristing." It happens. I've found that some autos are way more vulnerable to limp wristing than others. It's a valid concern but it can be pretty easily addressed with either proper training or with the selection of an auto which is forgiving of loose grips (yes, they exist and are actually pretty common).I also believe that ease of access and reliability are important as well. I don't want a weapon that will snag on my clothes as I draw it, nor one that will stovepipe or fail to feed when used. Now I realize that no one owns a semi-automatic that jams ever, because all of us have perfect lives and perfect guns, but for some odd reason, when I am at the pistol range, I see jams every single time by someone. Hmmm. Seems semi-autos jam although of course I realize that YOURS (generic you, not one person specifically) never do.
Agreed.I believe that most self-defense shooting outside the home is going to happen at very close range, since the average person forced to use a firearm for self-defense will have been engaged by an assailant. The chances of me, as a civilian, being engaged in a firefight by a fleeing bank robber are staggeringly low. The chances of me being shown a gun by a mugger and ordered to hand over my wallet, or being confronted in a McDonald's armed robber seem much higher to me. That informs my requirements for accuracy and my training; point-shooting and instinctive rather than aimed target practice using sight alignment.
Despite one-shot stop statistics, I believe that shot placement, which is ignored in the 'one-shot' stats, is of more importance. A bullet capable of penetrating to the heart kills instantly if it is placed there. Head shots often kill as well, despite lower calibers (although people have survived with head shots, so that's no guarantee).
And although I cannot claim it to be fact, my anecdotal evidence is that when bad guys fire their weapons at a victim and the victim fires back, the bad guys tend to flee, rather than engage in a gun battle. Especially when the scenario is home invasion, the bad guy knows that the homeowner is on ground they know well, and they may have access to an arsenal that the bad guys do not have.
No I don't. I carry as much as I can legally. But I have to disarm any time I go to my kid's school. I have to disarm anywhere that's been "Posted." I work on Base and can't carry there. I can't even leave it in my car. When I go to work, I have no choice but to leave it locked up at home. I understand this and have adapted my personal training to account for this, to help mitigate the fact that there are places and times, common and frequent, that I simply cannot legally carry.Yes, I know, YOU always carry, 100% of the time. Everybody carries 100% of the time. Except they don't, and we both know that for a fact.