What is a 257 Roberts good for?
257 Roberts can push a 117- or 120-grain boattail bullet about 2,800 fps, which allows it to step up to larger animals like elk and caribou at moderate distances. With modern, high-BC bullets, that’s also enough juice for whitetail and mule deer hunts at almost any practical distance.
When did the 257 Roberts come out?
257 Roberts. Officially released to mainstream hunters in 1934, Remington initially made a poor decision, loading the Roberts with a 117 grain Round Nose bullet. The chosen cartridge over all length (COAL) was also very short.
What is a 257 Roberts based on?
7×57 Mauser case
The 257 Roberts is basically a 7×57 Mauser case necked down to take a . 257 diameter bullet. The Roberts was designed in the 1920s, and Remington commercialized it in 1934. It was very popular until the 1950s, when the 243 Winchester overshadowed it.
What is 257 Roberts +P ammo?
257 Roberts +P 117 gr SST® Superformance® Superformance® uses progressive propellants that take your favorite V-MAX,® NTX,® SST,® CX,™ and InterLock,® bullets to levels of performance that are simply unattainable with conventional ammunition.
How many mm is 257 caliber?
6.53 mm
257 caliber (6.53 mm) belted bottlenecked cartridge. It is one of the original standard length magnums developed by shortening the . 375 H&H Magnum case to approx. 2.5 in (64 mm).
Who builds a 257 Roberts?
Remington Arms
257 Roberts, also known as . 257 Bob, is a medium-powered .
| .257 Roberts | |
|---|---|
| Designer | Ned Roberts |
| Designed | 1920s |
| Manufacturer | Remington Arms |
| Produced | 1934–present |
What is the best deer hunting caliber?
Best Caliber for Deer Hunting
- 7mm-08 Remington.
- 280 Remington.
- 7mm Remington Magnum.
- 30-30 Winchester.
- 308 Winchester.
- 30-06.
- 300 Winchester Magnum.
- You might be surprised by the number of hunters that use the 300 as their primary deer rifle. An exceptional round for long range, it gives no quarter in performance on whitetail.
What is the parent cartridge of the 257 Roberts?
7×57mm Mauser
257 Roberts, also known as . 257 Bob, is a medium-powered .
| .257 Roberts | |
|---|---|
| Parent case | 7×57mm Mauser |
| Case type | rimless bottlenecked |
| Bullet diameter | .257 in (6.5 mm) |
| Neck diameter | .290 in (7.4 mm) |
What cartridge has killed the most deer?
“The . 30-30 rifle has arguably killed more whitetail deer than any other single cartridge … with the round’s popularity still quite high, it’s doubtful it will be unseated any time soon.”
With a modern action and handloading, this cartridge is capable of markedly improved performance. One of the common improvements is called the . 257 Roberts +P which has a SAAMI maximum pressure limit of 58,000 psi (400 MPa) compared to the 54,000 psi (370 MPa) listed for the standard .
The 257 Roberts is basically a 7×57 Mauser case necked down to take a . 257 diameter bullet. The Roberts was designed in the 1920s, and Remington commercialized it in 1934. It was very popular until the 1950s, when the 243 Winchester overshadowed it.
What year did the 257 Roberts come out?
Is a 257 Roberts a long or short action?
The . 257 Roberts is a low recoiling, mild powered cartridge. In a short action, it has the potential for a suitable youth rifle but without care towards optimizing hand loads, can lack the power with many 117 to 120 grain loads to be of any great advantage over the more common . 243.
What is the best mule deer caliber?
270 Winchester is arguably the best caliber for deer in North America. The 270 Winchester Short Magnum (270 WSM) fires the same . 277” diameter projectiles as the . 270 Winchester, but the 270 WSM has a shorter and fatter case that can hold a little more powder.
What is the best deer caliber rifle?
In our opinion, the best rifle calibers for deer hunting are the . 270 Winchester, 7mm Remington Magnum, . 30-06 Springfield, . 308 Winchester, 6.5 Creedmoor, and .
What rifles are chambered in 257 Roberts?
308 Winchester or . 30-06 Springfield. Recently, rifles chambered for the . 257 Roberts include different iterations of the Winchester Model 70, the Ruger Model 77 and No.