necking down meaning in Hindi

Examples

1. It was based on necking down the . 32-20 Winchester.
2. The cartridge is made by necking down a 10mm Auto case to 9 mm.
3. Cases can be formed simply by necking down . 303 British brass available from Remington, Federal, Winchester, Sellier & Bellot and others.
4. Formed by necking down the 11mm Gras rifle cartridge case, it was an odd design, with a thick rim and a rapid double taper.
5. The "'8.5mm Mars "'is an experimental centerfire pistol cartridge developed in the late 19th century based on necking down the . 45 Mars Long case.
6. Necking down is the practice of reducing the diameter of a cartridge case at its neck, allowing a smaller diameter bullet to be fired from it.
7. Harwood's cartridge, unlike the modern Hornet, was formed by necking down . 25-20 Winchester brass to . 22 caliber, and was initially loaded with black powder.
8. The "'9 mm Mars "'is an experimental centerfire pistol cartridge developed in the late 19th century based on necking down the . 45 Mars Long case.
9. This article deals with wildcat cartridges which result from a simple necking down or up of the original . 30-06 Springfield where the overall case length is kept essentially the same.
10. The . 338-378 Weatherby Magnum is created by necking down the . 378 Weatherby Magnum to 8.59 mm ( . 338 in ) then fire forming it in the rifle chamber.