12/70
12 gauge 2¾″ · 12 ga 70 mm · 12-es kaliber
The most widespread shotgun gauge: 12 bore, 70 mm shell length. Used for small game and fowl, for fox with suitable shot, and for wild boar with slugs.
The 12/70 is a 12 gauge shotshell with a 70 mm (2¾ in) case length. The nominal bore is 18.5 mm; actual bore diameter varies a little between barrels. The CIP maximum pressure for 12/70 is 740 bar and the SAAMI figure is 11,500 psi.
The 12/70 is available for most shotguns, with a wide range of shot sizes and charge weights.
Hunting use
Used on hare, pheasant, mallard and fox, depending on the shot and range. With slugs it is also used on wild boar, mostly at short range on driven hunts. The use of steel shot on waterfowl is subject to separate regulations.
Suitable game

Game bird
Common pheasant
Phasianus colchicus
A gamebird introduced from Asia and one of the most important feathered quarry species in small-game hunting.

Small game
European hare
Lepus europaeus
The traditional quarry of small-game hunting and a typical inhabitant of open farmland.

Waterfowl
Mallard
Anas platyrhynchos
The most common wild duck in Hungary and the main quarry of waterfowl hunting; the wild ancestor of the domestic duck.

Predator
Red fox
Vulpes vulpes
The most widespread predator in Hungary; controlling its numbers matters for protecting small game and ground-nesting birds.

Big game
Wild boar
Sus scrofa
A strong, adaptable omnivore; the boar's tusks are a valued trophy, and population control is a key game management task.
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