Rifle Ammo .17 HMR .17 HMR .17 Hornady Magnum Rimfire Developed by Hornady in 2002 .22 Magnum necked down to .17 caliber (4.5 mm) .17 rem .17 rem .218 bee .218 bee .22 CB .22 CB .22 CB Cap (Conical Ball Cap) 6mm Flobert Introduced in 1888 20 to 29 grains (1.30 to 1.88 .22 extra long .22 extra long Introduced early 1880's 40 gr (2.6 g) lubricated bullet .22 long rifle combined the case of the .22 hornet .22 hornet .22 long .22 long Introduced in 1871 .22 Long is the 2nd oldest (still used) rimfire cartridges 29 grain (1.9 g) bullet .22 long rifle .22 long rifle .22 LR Developed by Stevens Arms in 1887 combines the case of the ".22 Long" with the .22 mag .22 WMR .22 magnum .22 Mag Introduced in 1959 by Winchester 40 grains (2.6 g) bullet The only successful rimfire .22 short .22 short Developed in 1857 for the first Smith & Wesson revolver First American metallic cartridge 29 grain (1.88 g) .22-250 Rem .22-250 Rem .220 swift .220 swift .222 Rem .222 Rem .222 Rem mag .222 Rem mag .222 Win .222 Win .223 Rem .223 Rem .223 WSSM .223 WSSM .224 Mag .224 Mag .225 Win .225 Winchester Introduced in 1964 replacement for the .220 Swift replaced by .22-250 Remington .243 Win .243 Win .243 WSSM .243 WSSM .25-06 Rem .25-06 Rem .25-20 .25-20 .256 Win mag .256 Win mag .264 Win mag .254 Win mag .264 Winchester Magnum Designed in 1959 .270 Win .270 Win .270 WSM .270 WSM .275 H&H mag .275 H&H mag .280 Rem .280 Rem .284 Win .284 Win .30 carbine .30 carbine .30 Mauser .30 Mauser .30-06 .30-06 Springfield 7.62×63mm .30-30 .30-30 .30-40 Krag .30-40 Krag .300 AAC Blackout .300 AAC Blackout .300 H&H mag .300 H&H mag .300 Rem ultra mag .300 Rem ultra mag .300 savage .300 savage .300 WBY mag .300 WBY mag .300 Win mag .300 Win mag .300 WSM .300 WSM .303 British .303 British .32-20 Win .32-20 Win .338 Win mag .338 Win mag .35 Rem .35 Rem .357 mag .357 mag .375 H&H mag .375 H&H mag .378 H&H mag .378 H&H mag .38 Special .38 Special .38 Spl .38-40 Win .38-40 Win .40-60 .40-60 .41 mag .41 mag .44 mag .44 Rem mag .44 spl .44 spl .45 colt .45 colt .45-70 .45-70 .458 SOCOM .458 SOCOM .458 Win mag .458 Win mag .475 wildey mag .475 wildey mag .50 BMG .50 BMG Blue Plastic - M858 Short Range Training Ammo Red - M1 Tracer Black Tip - .30cal Sabot Tungsten .50 Sharps .50 Sharps .585 Hyati .585 Hyati 5.45x39 5.45x39 5.56x45 5.56x45 5.7x28mm 5.7x28mm 6.5 Grendel 6.5 Grendel 6.5×52mm 6.5×52mm Mannlicher-Carcano 6.5×52mm Carcano 6.5×52mm Paraviccini-Carcano developed in 1891 (U.S. version: .25-35 Winchester used by Lee Harvey Oswald to assassinate 6.8 Barrett 6.8 Barrett 6.8 SPC 6.8 SPC 6mm Rem 6mm Rem 7.35×51 mm 7.35×51 mm Carcano Introduced in 1938 Italian army 7.62x39 The 7.62x39mm ammunition was developed in the Soviet Union during World War II as a replacement for the 7.62x54mmR round, 7.62x45 7.62x45 7.62x51 7.62x51 .308 win 7.62x54R 7.62x54R 7.65x54 7.65x54 7mm mag 7mm mag 7mm Rem mag 7mm Rem mag 7x61 S&H 7x61 S&H 7×61mm Sharpe & Hart Introduced in 1953 cartridge requires hand-loading. Brass can be fire-formed from 7mm Remington Magnum 8mm Lebel 8mm Lebel 8mm Mauser 8mm Mauser 8x57 8x57