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The 6.5-284 has been used extensively in benchrest competitions and is known as an extremely accurate long range round. Using an improved version of the 6.5-284, Rich DeSimone set a 1,000-yard (914.4 m) world record with a 1.564-inch (39.73 mm) group. [4]
Name Bullet Case type Case length Rim Base Shoulder Neck OAL .25 ACP (.25 Auto): 6.375 (.251) 15.62 (.615) 7.67 (.302) 7.06 (.278)-7.06 (.278) 23.11 (.910) .25 NAA: 6 ...
It retains greater terminal energy at extended ranges than either of these cartridges due to its higher ballistic coefficient (BC). [2] For example, the 123 gr (8.0 g) 6.5 mm Grendel bullet has more kinetic energy and better body armor penetration at 1,000 m (1,100 yd) than the larger and heavier 147 gr (9.5 g) bullet of the M80 7.62mm NATO round.
From left to right: 1.17 Hornady Mach 2, ... .284 Winchester.30 caliber – .39 caliber ... 7mm PRC; 7mm Remington Magnum;
Common rifle cartridges, from the largest .50 BMG to the smallest .22 Long Rifle with a $1 United States dollar bill in the background as a reference point.. This is a table of selected pistol/submachine gun and rifle/machine gun cartridges by common name.
The 6.5mm Creedmoor designated as 6.5 Creedmoor by SAAMI, and as 6,5 Creedmoor by the C.I.P. [ 4 ] is a centerfire rifle cartridge introduced by Hornady in 2007. [ 6 ] It was developed by Hornady senior ballistics scientist Dave Emary in partnership with Dennis DeMille, the vice-president of product development at Creedmoor Sports, hence the name.
Models chambered in the magnum cartridges .338 Lapua Magnum, .300 Win Mag, and .300 PRC went on sale in 2018. [ 10 ] .338 Lapua Magnum with 1:9.375 RH twist, 26 in (66 cm) barrel, weighing 15.2 lb (6.8 kg) [ 11 ]
The 6.5 mm (.264 caliber) has been extremely popular in Europe and especially in the Scandinavian countries and this trend continues today. [5] The 6.5×52mm Carcano, 6.5×53mmR (.256 Mannlicher), 6.5×54mm Mannlicher-Schönauer, 6.5×55mm Swedish Mauser, 6.5×58mmR Krag–Jørgensen and the 6.5×58mm Portuguese are among these cartridges of originally military European origin.