Term is cartridge, not bullet (bullet is the projectile part of a cartridge). Depending on WHICH of the Umarex blanks, a 9mm parabellum cartridge is a fair match, but not exact. The blank guns were designed so that they can NOT chamber and/or fire live ammo.
25" equals 635mm
Razor blade, matches and a bullet
matches... razor blade.... bullet
The one that matches the size and shape of the one I took out.The one that matches the size and shape of the one I took out.
The bullet is 22/100ths of an inch in diameter.
7.62x39
The .22 caliber bullet is ABOUT .22 inches wide. A .32 bullet is about .32 inches wide. The bullet will also be heavier due to size.
Size of the bullet
There is no one answer- it depends on the rifle. They are generally less powerful than a full size battle rifle cartridge. The M16 rifle uses a 5.56mm bullet, the AK47 a 7.62mm bullet, etc.
Yes, a bullet must be the same diameter as the barrel (unless it is a shotgun).
Hodgdon load data shows a .452 bullet.