and 7.62 mm (.30 in). Nominal bullet diameter of the .257 Roberts is .257 inches. The .257 Roberts uses the same caliber bullets as .250 Savage or the more...
10 KB (818 words) - 11:55, 5 September 2023
S. Navy frigate Roberts Cycles, a cycle manufacturer (also known as Chas. Roberts) Roberts Radio, a radio manufacturer .257 Roberts, a medium-powered...
1 KB (195 words) - 16:42, 8 January 2024
.257 Weatherby Magnum, usually running 200–300 ft/s (61–91 m/s) slower with a given bullet weight, but almost 200 ft/s faster than the .257 Roberts at...
8 KB (938 words) - 16:24, 8 July 2024
the .257 Roberts. Arguably it is a better overall cartridge for hunting than the more popular .30-30, but in recent years has lost ground to the .257 Roberts...
6 KB (507 words) - 06:52, 26 January 2024
Machine" from Accurate Powder ".250-3000 Savage"data from Accurate Powder ".257 Roberts Archived 2010-11-05 at the Wayback Machine" data from Accurate Powder...
4 KB (101 words) - 00:58, 21 October 2022
the 257 Roberts and 250 Savage both use a .257 inch projectile; both 250 Savage and 257 Roberts rifle bores have a .250 inch land diameter and .257 inch...
28 KB (2,411 words) - 18:16, 8 July 2024
The .257 Weatherby Magnum is a .257 caliber (6.53 mm) belted bottlenecked cartridge. It is one of the original standard length magnums developed by shortening...
22 KB (2,547 words) - 16:25, 8 July 2024
Remington Arms Company as the .244 Remington, is based on a necked down .257 Roberts cartridge (itself a necked-down 7×57mm Mauser) using a .24/6mm bullet...
15 KB (1,574 words) - 14:26, 29 April 2024
Machine" from Accurate Powder ".250-3000 Savage"data from Accurate Powder ".257 Roberts Archived 2010-11-05 at the Wayback Machine" data from Accurate Powder...
18 KB (352 words) - 06:46, 29 April 2024
chamberings included the .22 Hornet, .220 Swift, .250-3000 Savage, .257 Roberts, .270 Winchester, 30-30 Winchester, .30-06 Springfield, 7x57mm Mauser...
3 KB (206 words) - 05:06, 14 July 2023