Rifling
Definition: Rifling consists of spiral grooves cut inside the barrel of a firearm.
- The raised portions are called lands.
- The depressed portions are called grooves.
How rifling works
- Rifled barrel.
- Bullet rotates around its long axis.
- Gyroscopic stability.
- Accurate flight.
Advantages of rifling
- Imparts spin to the bullet.
- Increases accuracy.
- Increases range.
- Prevents tumbling of the bullet during flight.
- Improves penetrating power.
- Produces characteristic markings on the bullet useful for identification.