Nominal bullet diameter of the .257 Roberts is .257 inches (6.5 mm). The .257 Roberts uses the same caliber bullets as .250 Savage or the more powerful .25-06 Remington.

The 257 Weatherby Magnum is a powerful and versatile cartridge that is well-suited for a wide range of hunting and shooting applications. It is capable of taking down big game at extended …

Jan 2, 2024 · Looking to add a 257 Roberts rifle to your collection? Wondering who still manufactures this classic firearm? Well, you’re in luck! In this article, we’ll dive into the world of …

Jun 5, 2025 · Rarely chambered today, there are still a lot of .257 Roberts rifles in use, adequate factory loads and 90 years of loading data. It’s still fast, flat-shooting, light-kicking, and versatile.

The .257 Roberts was the premier combination varmint/deer cartridge until the .243 Winchester and .244 Remington were introduced in 1955. These cartridges were highly touted by Warren …

Mar 18, 2021 · The .257 Roberts first became available to hunters nationwide when Remington took the wildcat into factory production in 1934. It was developed by gun writer and …

The .257 Weatherby Magnum cartridge is amazing in itself, and the rifles being produced in this chambering continue to amaze me with their accuracy when using factory ammo.

Browse our 257 Roberts Ammo on BudsGunShop.com. We offer the largest selection of Ammo and our everyday low prices making shopping easy.

Sep 20, 2023 · The .257 Roberts started life as a wildcat, devised by gunwriter and tinkerer Ned Roberts in the 1920s who tried his hand at necking down a case to shoot a smaller bullet.

257 (two hundred [and] fifty-seven) is the natural number following 256 and preceding 258. 257 is a prime number of the form specifically with n = 3, and therefore a Fermat prime.