What is Caliber ?

  • How do I know what caliber My gun is?

Caliber usually is measured as the diameter of the bore from land to opposite land and is expressed in hundredths of an inch, thousandths of an inch, or millimeters. For example, a . 270-caliber rifle bore measures 270/1000ths of an inch in diameter between the lands and has a larger bore diameter

  • What is the difference between mm and caliber?

Millimeters is a measure of caliber in a gun. You can measure caliber in inches or millimeters. Caliber refers to the diameter of the bullet in firearms, nothing more. So you can say a gun's caliber is 9mm or your can say it is a .

  • What is the abbreviation for Caliber?

When the barrel diameter is given in inches, the abbreviation "cal" (for "caliber") can be used. For example, a small-bore rifle with a diameter of 0.22 inches (5.6 mm) can be referred to as ".