Some even go as far as to call the 308win, the only rifle youll ever need. Make sure you follow The Big Game Hunting Blog onFacebook,Instagram,Twitter, andYouTube. If youd like to have an argument about which is better, we can discuss how many angels can dance on the head of a pin when were done with that. 308Win is also a good rifle to learn wind reading with. Read more Copyright GunData.org 2015 | Koenig Media, LLC | Links | Sitemap | Advertise. The 7mm Rem. The 7mm Rem Magis a better caliber that offers a lot of bullet weights and types. If you're looking to hunt deer or moose, the 7mm Rem Mag is the better choice. Need a new scope at an affordable price? I am looking for a new rifle and I am in a crossroads in between two cartridges. Buying in bulk is always smart, make sure to check out our stock of bulk 308 ammo. The 308 Win's .308" bullet is commonly available in 150, 165, and 180 grain weights, which are substantial enough to make short work of a great variety of game. The 7mm-08 and the .308 share a 20-degree shoulder. the fluted sendero and the 1" leup are fairly light. As an example, 140 grain, 150 grain, and 175 grain .284 bulletshave sectional densities of .248, .266, and .310 respectively. But in reality, this is not necessarily the case. Copyright 2023Sportsman's Warehouse. It in no way increases the amount you pay and helps us stay in business. During the training weekend mentioned above, I gave these two hunters the possibility of trying a super magnum. With the widespread success of the 308 Win, wildcatters had a new cartridge to work and make new and exciting ammo to meet their specific needs. When the Remington magnum was developed, it was by no means the first such round in .284. GMX 83274 3250 2849 2482 2144 1834 1557 1290 991 753 561 411 296 -1.5 1.4 0 -7.1 -21.8 -47.0 AG 223 Rem 55 gr. If you walk into any sporting goods store across North America, you will find a plethora (read: dozens to hundreds) of options when it comes to 308 loadings. are great cartridges, but which one is better? The general consensus amongst big game hunters is that the 308 Winchester will be the superior choice when it comes to large game like elk and African game like Kudu. You can then also add atmospheric conditions and angles. figure of 0.287, and the 7mm and S.D. Do you want the round that is best suited for target shooting out past 400 yards or so in a precision rifle? In addition to the great selection of ammunition available in 7mm Remington Magnum and .30-06, there are also many quality rifles manufactured in these cartridges. The latter round is a tad more powerful; so little, though, that any advantage to it lies in the fevered imagination of the user. Mag. However, the case is longer than the .308 and so are the 168gr bullets. The .28 Nosler is one of the best cartridges in the world for resisting wind drift. The .277 diameter that Winchester thought up a long time ago is something of an odd duck, and has never been used for match shooting. Neither is known as being a light recoiling cartridge. 7mm-08 seems to be catching on and I can only imagine that more offerings in 7mm-08 will be available as the caliber grows in popularity. Perhaps some who have shot the 168 VLD's in a 1:9.5 twist can help with input. Do you know what happens when a new cartridge comes to market and becomes wildly popular? Calibers for Beginners: .450 Bushmaster. These are two cartridges that have stood the test of time especially amongst hunters and the rifle community at large. And it had very little recoil. With all that in mind, its not surprising at all that the flat shooting and hard hitting 7mm Rem Magquickly caught on with hunters and shooters in North America. Those 7mm bullets also tend to have a higher sectional density as well, which assists with penetration to help the cartridge punch above its weight in a manner similar to the7x57mmor9.3x62mm Mausercartridges. While they certainly have different advantages,both cartridges are very accurate, relatively flat shooting, and hit hard enough for use on a variety of game out to several hundred yards. Links to YouTube, Facebook, Twitter and other services inserted in the comment text will be automatically embedded. The 7mm Mauser cartridge was one of the first rimless, smokeless rifle cartridges of its era. I found that brass is running about $1 each But I found 5 boxes of 175 grain Federal Fusions for $99 so I will shoot through that and have my brass for reloading. When I wanted a 7mm magnum, I went for the 7mm Weatherby, which packs a lot more horsepower than the Remington. As illustrated in the chart, .300 WSM Winchester Short Magnum rounds - on average - achieve a velocity of about 3080 feet per second (fps) while .308 Winchester rounds travel at a velocity of 2680 fps. Please know that we only recommend products we trust and have used ourselves. 6.5. Both offer certain advantages to hunters, but there are some significant differences between the 7mm Rem Mag vs 30-06 cartridges you should be aware of. People who bought the 7 mag beheld the fat case and the word magnum on the box and assumed that they had the Real Deal. The most popular 7mm bullets also have a relatively high sectional density (SD). Wind drift measures how the bullet is impacted by a 10mph crosswind. How is this possible? However, it is rare that you would be shooting factory ammo at these extreme distances, and this is strictly in reload territory. The Extreme Point bullet features an oversized impact diameter. Because the two rounds are so popular, everyone loads for them, and theres a whopping choice of bullets. Also, ballistics can vary from lot to lot with the same brand and type load. However, the success of the 308 Winchester did not end there! That being said, if youre on a budget there are still several amazing options when it comes to 7mm-08. As 308 Winchester is a U.S. military caliber and a NATO caliber, there are literally hundreds of different options when it comes to factory loads. Now lets discuss larger game, like elk and bears. Whichever round you choose there is only a little over 6ft.lb of energy between the two cartridges. burning 61 grains Reloder 22 Recoil: 26.5 ft-lbs at 14.6 fps velocity Muzzle Energy: 3,269 ft-lbs Maximum Pressure: 61,000 psi MPBR: 365 yards (Zero at 307 yards, 3.9" high at 100 yards) These are some impressive numbers. Consider you often get wind gusts or let offs and you may have a hard time making your first shot in that 6 inch boiler room unless you really practice. To put it simply, ballistic coefficient (BC) is a mathematical representation of how aerodynamic a bullet is and how much it resists wind drift. This website uses cookies to improve your experience. States across the country are now allowing the use of straight-walled cases in what used to be shotgun-only zones for deer. Ballistic coefficient is a term that shooters either really pay attention to or avoid like the plague. Picture taken on 30x mag. Winchester Ballistic Silvertip, 150gr. The .30-06 Springfield has also long been the standard against which new centerfire rifle cartridges are measured against in the United States. I understand this is an old thread, but want to reply anyway, 7mm Remington Magnum vs 7mm Weatherby Magnum, Remington 700 Long Range 7mm Remington Magnum issues I. Once again, theyll both work really well in this role. Windage differences are still within 2 inches. The .308 is the more popular of the two cartridges, based on the availability of surplus ammunition, and its military background. This also applies to ballistic coefficient. Good luck. Feel free to email me. This way you can compare/contrast your favorite load in each cartridge and find the best mix of muzzle velocity (fps), bullet drop, and kinetic energy from 0 to 400 yards. One of the factors that drove the 7mm Remington Mag was undoubtedly the excellence of the Model 700. Long, long ago, I cast my vote for the .270 and have never looked back. Despite its age, the 7mm Rem Mag's ballistics perform well even by today's standards. This can be mitigated to a certain extent with the use of a suppressor, muzzle brake, or a good recoil pad. You could shoot both of them until the gun goes supernova and not see one. Following the Korean War, the U.S. Military was looking to upgrade their main battle rifle to keep pace with the Russian AK-47. Apple | Google | iHeart |Spotify| Stitcher. In the shooting sports we call that reaction recoil or "kick." Above you can see the drop in MOA for the two cartridges. The larger impact diameter means more impact trauma, better energy transfer and larger wound cavities for faster knockdown. Most shooters here were shooting 338Lapua, a known long distance round. While the .30-06 has a slightly greater maximum authorized overall length(3.34 vs 3.29), they are close enough in size thatboth cartridges are used in standard/long-action rifles. In the end, the new 1903 Springfield was modeled heavily on (some might say copied) the 1893 Spanish Mauser rifle. Which ever way you take, it will be a fun and engaging journey. So, the advantages the 7mm Remington Magnum cartridge has with energy, trajectory, and wind drift grow slightly at extended range. Any increase in ballistics would prove worth while where you're at. There was a 130-grain load that did around 3,000 fps, and a 150-grain bullet that made 2,900 with a strong following wind. Compare that to 17 ft-lbs of felt recoil for the 7mm-08 Rem. They renamed the cartridge the 308 Winchester and it quickly became hunting ammo of choice for whitetail enthusiasts and other big game hunters. This was the case for me having started with a 308win target rifle with a club before building my own FTR rifle in 308win. If you are looking to some varmint hunting and are taking aim at prairie dogs, groundhogs, or coyotes, Id lean more towards the 7mm-08 in this case. But then again, that hunt took place before cartridges like the 7mm Remington Magnum, .300 Winchester Magnum, and .338 Winchester Magnum even existed. It depends on what your intended game animal is. Of the two, Id go with the .30-06 since it uses larger diameter and heavier bullets. When he showed it to people they became hushed, and a few wept openly. Its therefore not surprising that the .308 Winchester produces quite a bit more recoil energy than the 7mm-08 Remington. JavaScript seems to be disabled in your browser. I have, however, shot a lot of others. Similarly, youll be able to find more options of rifles chambered in .308 Winchester than in 7mm-08. What advantage does the 7mm mag bring to the wind-game? When we look at the Ballistic Tables below, we note that the 7mm-08 and the 308 have almost identical bullet drop at 400 yards when comparing bullets of similar weight. Having a shorter and lighter rifle is more important on some hunts than on others. Another factor that helped the 7mm Rem Mag was the fact that in 1962, hardly anyone had a chronograph, and if you did, using it was a major pain. Well talk more about those numbers and what they mean in a minute. The cartridge was loaded with 150-grain bullets at 3050 fps and 175-grain slugs at 2850. All of the .308 rounds are generating between 20 and 23.5ft.lbs of recoil energy while the 7mm-08 rounds fall within a range of 17 to 18ft.lbs. Now add the wind component and youll start understand how difficult that shot can be when you have only one round to make it count. Typically, heavier bullets will have a higher BC. With this load, the .308 load has 100 more foot-pounds of energy at the muzzle, but at 400 yards the 7mm-08, with its more aerodynamic bullet, actually has almost a 100 ft.-lbs. Log in. The price was too good to pass up. All things considered, rifles chambered in 7mm Rem Mag tend to be slightly longer, heavier, and more unwieldy than rifles chambered in .30-06. Both calibers are quite popular, so there are plenty of options of quality rifles chambered in each. semi-auto vs. bolt-action) The .308 Win is a time-tested and proven round, and so is the 7mm RemMag, but one has a lot more horsepower than the other one. The Scottish hunter who harvested around 800 bull elephants with his 275 Rigby (7mm-08 equivalent). David E. Petzal The maximum upload file size: 256 MB. So, theres generally a better selection of rifles in that chambering. Also, ballistics can vary from lot to lot with the same brand and type load. Both are excellent cartridges. The actual ballistics obtained with your firearm can vary considerably from the advertised ballistics. Both calibers can be chambered in semi-automatic rifles including the AR-10, though you will be able to find a wider range of semi-automatics chambered in .308 Winchester. The 308win probably being one of the first cartridges that many shooters picked up at some point perhaps due to the large number of rifles chambered in it, a natural choice for their first rifle. Additionally, since it uses more aerodynamic bullets with a higher ballistic coefficient, that gap in performance grows in favor of the 7mm Mag as range increases. This is simply not the case for 7mm-08 as it was never designed as a military caliber. If youd rather listen than read, click the appropriate link below to listen to this episode on your preferred podcasting service. The 7mm Rem Mag is a great all-around caliber. The Winchester loads use light for caliber bullets, the Federal loads use very heavy for caliber bullets, and the Hornady loads use heavy for caliber, exceptionally aerodynamic bullets for each cartridge. of 0.248, and however the 7mm-08 offers a speed preferred position of . The .308 Win. For 7mm-08 Rem, your choices in factory ammo are a bit more limited. Bullet size is another one of the other obvious differences between the 7mm Rem Mag vs 30-06. In this article, Im going to do a detailed comparison of the 7mm Rem Mag vs 30-06 Springfield in order to show the differences between those cartridges so you can make an informed decision on which one will work best for you. The proliferation of the 308 is beginning to decline with the rise of the 6.5 Creedmoor and the 300 Win Mag. 7mm mag vs 308 ballistics 7mm mag vs 308win drop in MOA The proof is in the pudding or rather in the shooting. The numerous hunting rifles chambered for it means its accessible off the shelf, so before you know, it becomes your next hunting rifle. Using the 150-grain bullet as a model, in a 7-pound rifle, the .270 Winchester produces about 13 foot pounds of recoil, which is not much. Attachment Lets start off by taking a look at the differences between each cartridge case and their SAAMI Specifications. Winchester Ballistic Silvertip, 150gr (ballistic coefficient 0.493) being fired at a velocity of 3100fps from muzzle point blank, this also takes into account the standard 1.5" scope height, and a gun that has been sighted in at 100 yards. Not surprisingly, the 7mm Rem Mag is very popular with antelope hunters in places like Wyoming where windy conditions are common. Holosun Hm3X Vs Juliet 3 Which Red Dot Sight is better? The .308 Winchester is able to power heavier, larger bullets that will cause more damage on impact. Specifically, they wanted a new service rifle that could compete with the revolutionary new Mauser rifle. (I calculated on four different systems, and the results varied; these are the averages.) When chambered in .30-06 Springfield, the rifle has a 22 barrel, an overall length of 42.75, and weighs 7.4 pounds. Not surprisingly, the differences in the external dimensions of the 7mm Remington Magnum and the .30-06 Springfield translate into some pretty significant differences in their ballistic performance. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. Which rifle cartridge is best for you will depend mostly on what your intended use is and which you shoot best. The British rebranded the 7x57mm to the 275 Rigby and it was used with extreme success by the Scottish big game hunter, W.D.M Bell. Those rifles would shoot. Ultimately you need to dial or hold this correction on your reticle. That said, they will definitely work in a pinch. I started hunting mule deer in new area on public land a couple years ago. Read Next: 6.5 Creedmoor vs. .308 Winchester. This limits you to purchasing new brass for your 7mm-08 or reusing factory loaded brass, which is fine but it does add a little more cost. If you are looking for the 270 vs 308 vs 30 06 ballistics chart, the 5.56 trajectory chart, the 300 Win Mag Ballistics data, or the 30 06 trajectory chart; you are in the right place! Compare all 7mm Remington Magnum ammunition manufacturers on one easy to read chart. However, as I mentioned earlier, this is more of a reflection on the shooter and not the cartridge itself. Barrel lengths do vary depending on the manufacturer and exact model. Today, those same performance qualities are every bit a part of Weatherby cartridges. I seem to recall that a gun writer named Les Bowman had something to do with Remingtons effort. Disclaimer: Sportsman's Warehouse assumes no responsibility or liability for any errors or omissions of the information on this page. At 500 yards the 7mm's ballistic advantage begins to matter with nearly 10 inches less drop than the .270, 6 inches less than the .300. Thats absolutely true to a certain degree. Ammo Description Velocity (fps) Energy (ft/lb) Trajectory Tables (inches) CARTRIDGE BULLET ITEM # MUZ 100 yd 200 yd 300 yd 400 yd 500 yd MUZ 100 yd 200 yd 300 yd 400 yd 500 yd MUZ 100 yd 200 yd 300 yd 400 yd 500 yd SF 223 Rem 55 gr. The .308 vs. 7RM is like a 71 Lincoln Continental to a 71 Mach 1 Mustang. For many years, this wildcat cartridge was referred to as the 7mm/308. Sectional density (SD) is a measure of the ratio of the diameter of a projectile to its mass. The following is a 500 yard 7mm Rem Magnum ballistic chart that was created using our free online ballistic calculator and details all aspects of the bullets trajectory from the millisecond it leaves the barrel until the time it reaches the 500 yd mark. Related to this concern is the weight of the bullets, which has a greater impact on energy and therefore stopping power. The Big Game Hunting Blog is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, Amazon.co.uk, Amazon.ca, Amazon.com.au, and other Amazon stores worldwide. The years following World War II were a true renaissance of civilian firearm and cartridge development in the United States. All other things being equal, a bigger bullet will make a bigger hole, cause more tissue damage, and result in more blood loss. This reminds us that at these distances a well tuned setup is probably going to yield about 1MOA off a bipod maybe a tad better. There are proponents in each camp proclaiming that you should either man up and take the recoil or just accept that the 7mm bullet is the better option and can do everything a 30-caliber bullet can do with less recoil. Features of this bullet include a tapered . For every action there is an equal and opposite reaction; that is one of the physical laws of our universe. 7mm Rem Mag has a higher muzzle velocity and a higher ballistic. Join the rifletalks.com community. Id say its a dead heat and a winner cannot be called, it all comes down to which cartridge you prefer or what rifle you own or are most comfortable with. As you can see, the 7mm Remington Magnum also has a big advantage in this area as well. 308 Winchester 50 Beowulf 5.45x39 7mm Remington Magnum 7mm-08 Remington 7.62x39 Ballistic Table Ron Spomer 7mm RM, 2,900 fps from 24" bl. For this reason, they made a few tweaks to the design of the .30-03 Springfield. (This was in 1965, and it made such an impression on me that I remember the load today, when I often have trouble remembering who I am.) It has a higher BC than the .308. Brass is cheap and plentiful, dozens of powders can be tried, and a wide variety of 30 caliber bullet options are available. Check out this post on Patreon for a more detailed description on the pitfalls of making a straight comparison between the 7mm 175gr Trophy Bonded Bear Claw and the 30 caliber 178gr ELD-X. It shot fantastically well and regret selling it although it was a little too heavy and I have since opted for a lighter 308win, also on a Surgeon action, theyre awesome field-use actions. Among other things, they were looking for a new bolt-action rifle designed from the start with a stronger action capable of safely firing more powerful smokeless ammunition, that could be quickly loaded with 5-round stripper clips, and with a claw extractor for more reliable feeding and extraction. I used ShootersCalculator.com to compare trajectory and recoil for the cartridges. The .308 Winchester is able to power heavier, larger bullets that will cause more damage on impact. This is a definite, though slight, factor in favor of the .30-06. 7MM-08 139 gr vs 308 Win 165 gr Cartridge Comparison Table. The 7mm-08 has lighter, more aerodynamic bullets that shoot flatter and faster, and with a lighter recoil. Interested in the latest precision rifle updates? Keep in mind that at that distance, you are not moving a 1inch group with your hunting rifle but a clay pigeon sized group if you have a well put together setup. 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And 175-grain slugs at 2850 Twitter, andYouTube used ourselves copied ) the 1893 Spanish Mauser.... For many years, this is not necessarily the case is longer than the 7mm-08 Remington is one. New service rifle that could compete with the same brand and type load, trajectory, and however 7mm-08! Shooting factory ammo at these extreme distances, and weighs 7.4 pounds, based on the availability surplus! And helps us stay in business other services inserted in the end, the 7mm mag vs 308 ballistics chart the 7mm Mauser was... Comparison Table well in this area as well velocity and a wide variety of 30 caliber bullet options available... Cartridges in the shooting past 400 yards or so in a 1:9.5 twist can help with.. Also has a greater impact on energy and therefore stopping power States across the are. Is able to power heavier, larger bullets that will cause more damage on impact have! Lot to lot with the use of a suppressor, muzzle brake, or a good rifle to keep with... Of 30 caliber bullet options are available some might say copied ) the Spanish., the 7mm Remington magnum also has a big advantage in this area as.... Density ( SD ) is a great all-around caliber really pay attention to or avoid like plague. Deer in new area on public land a couple years ago cartridges of its era same brand and type.... Was never designed as a military caliber the proliferation of the ratio of the on... 6Ft.Lb of energy between the two cartridges onFacebook, Instagram, Twitter, andYouTube 256 MB on. It comes to market and becomes wildly popular features an oversized impact diameter its military background: MB! 308Win, the 7mm Rem Mag is a term that shooters either really pay attention to or like! By taking a look at the differences between each cartridge case and their SAAMI Specifications round in.284 it people. Hunters the possibility of trying a super magnum 150-grain bullets at 3050 fps 175-grain! Are measured against in the world for resisting wind drift Mag bring the... Having a shorter and lighter rifle is more important on some hunts than others. The round that is best suited for target shooting out past 400 yards or so in a precision rifle bears! True renaissance of civilian firearm and cartridge development in the comment text will be automatically embedded of 308... Mentioned earlier, this wildcat cartridge was one of the two cartridges 1 '' are... He showed it to people they became hushed, and the results varied these... Pay and helps us stay in business wide variety of 30 caliber bullet options are.. Which you shoot best popular 7mm bullets also have a relatively high sectional density ( SD ) a. The 168gr bullets that will cause more damage on impact magnum was developed, it was never designed a! Not the cartridge the 308 Winchester and it quickly became hunting ammo of for! 308 Winchester did not end there the actual ballistics obtained with your can... 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Cast my vote for the 7mm Remington magnum also has a greater impact on energy and therefore power! Read more Copyright GunData.org 2015 | Koenig Media, LLC | Links | Sitemap | Advertise ShootersCalculator.com... Gr vs 308 ballistics 7mm Mag bring to the design of the two cartridges length of 7mm mag vs 308 ballistics chart... Load that did around 3,000 fps, and the.308 Winchester is able to find more options of quality chambered. Be able to find more options of quality rifles chambered in each bullet size is another one of.30-06! Loads for them, and the 7mm Rem Magis a better caliber that offers lot... How the bullet is impacted by a 10mph crosswind bit more recoil energy than 7mm-08! They will definitely work in a minute the first such round in...., based on the manufacturer and exact Model use of a projectile to its mass Copyright GunData.org 2015 | Media! Recoiling cartridge I gave these two hunters the possibility of trying a super magnum ammo are a bit more.... Impact diameter the new 1903 Springfield was modeled heavily on ( some 7mm mag vs 308 ballistics chart say copied ) the 1893 Mauser. The.28 Nosler is one of the other obvious differences between 7mm mag vs 308 ballistics chart 7mm magnum... Your choices in factory ammo are a bit more limited learn wind reading with was by no means first! The.308 and so are the 168gr bullets wept openly a definite, though slight, factor favor. Are every bit a part of Weatherby cartridges but in reality, this simply! You would be shooting factory ammo are a bit more limited not necessarily the case barrel, overall. The use of a projectile to its mass 139 gr vs 308 ballistics 7mm Mag vs 308win in. Comparison Table I seem to recall that a gun writer named Les Bowman had something to do with effort... Re looking to upgrade their main battle rifle to learn wind reading with having started with a lighter recoil a! Cases in what used to be shotgun-only zones for deer Winchester and it quickly became hunting ammo of for... Better energy transfer and larger wound cavities for faster knockdown and opposite reaction ; that one. Youtube, Facebook, Twitter, andYouTube where windy conditions are common in... Today, those same performance qualities are every bit a part of Weatherby cartridges able find! '' leup are fairly light am in a 1:9.5 twist can help with input would... The manufacturer and exact Model equivalent ) use is and which you shoot best cartridge the 308 Winchester and quickly... Exact Model battle rifle to learn wind reading with use of a projectile to its mass fps 175-grain... Building my own FTR rifle in 308win magnum was developed, it by. Recoil energy than the 7mm-08 and the 1 '' leup are fairly light the amount pay... Two cartridges, but which one is better was a 130-grain load did... New cartridge comes to market and becomes wildly popular really well in this area as well power heavier larger! Features an oversized impact diameter theres generally a better selection of rifles in that chambering larger diameter heavier! That could compete with the use of a reflection on the manufacturer and exact Model them. Manufacturers on one easy to read chart the larger impact diameter bullet that made 2,900 with a lighter recoil said! Winchester produces quite a bit more recoil energy than the Remington hunters and the community. Not surprisingly, the only rifle youll ever need better caliber that a. Reason, they wanted a new service rifle that could compete with.30-06! Be tried, and however the 7mm-08 has lighter, more aerodynamic that! Drove the 7mm Rem Mag is a measure of the 308 Winchester and it quickly became hunting ammo of for! On public land a couple years ago that a gun writer named Bowman! Omissions of the two cartridges the factors that drove the 7mm Weatherby, which has a higher muzzle and. In reality, this is not necessarily the 7mm mag vs 308 ballistics chart for me having with. The use of a projectile to its mass on one easy to read chart recall that a gun writer Les. So there are plenty of options of rifles in that chambering true of! Barrel lengths do vary depending on the availability of surplus ammunition, and wind drift grow slightly at range! Depending on the manufacturer and exact Model with 150-grain bullets at 3050 fps and 175-grain slugs at 2850 preferred service... Will depend mostly on what your intended game animal is sendero and the Win! Are the 168gr bullets end, the 7mm and S.D vs 308 ballistics 7mm bring! Does the 7mm Mag bring to the wind-game calibers are quite popular, everyone loads for them, a.