These are my suspicions, not based on experience:
1. Quality brass
2. Consistent length and sizing of brass
3. Powder type
4. Powder charge
5. Primer
6. Neck tension
7. Annealing
8. Bullet...
Type: Posts; User: Magnetite
These are my suspicions, not based on experience:
1. Quality brass
2. Consistent length and sizing of brass
3. Powder type
4. Powder charge
5. Primer
6. Neck tension
7. Annealing
8. Bullet...