Winchester's Copper Impact features a large-impact-diameter Copper Extreme Point which expands immediately upon contact to deliver massive knockdown power. Its solid copper bullet design offers improved weight retention over standard jacketed lead-core bullets.
| FireArm | No |
| HazAir | Yes |
| Bullet Type | Copper Extreme Point Lead-Free |
| Casing Material | Brass |
| Rounds Per Box | 20 |
| Application | Hunting |
| Bullet Weight | 180 gr |
| Muzzle Energy | 3361 ft lbs |
| Caliber | 300 WSM |
| Muzzle Velocity | 2900 fps |
| Boxes Per Case | 10 |
