6 mm caliber .264in (6.6mm) and up .264in (6.6mm) and up

| Name_ | Bullet | Length_ | Base | Shoulder | Neck |
|---|---|---|---|---|---|
| .260 Remington | 6.70 (.264) | 51.7 (2.035) | 11.9 (.470) | 11.5 (.454) | 7.5 (.297) |
| 6.5 mm Creedmoor | 6.70 (.264) | 48.8 (1.924) | 11.9 (.470) | 11.7 (.459) | 7.54 (.297) |
| 6.5x47mm Lapua | 6.70 (.264) | 47 (1.9) | 11.95 (.470) | 11.53 (.454) | 7.41 (.292) |
| 6.5 mm Grendel | 6.70 (.264) | 38.7 (1.524) | 11.14 (.439) | 10.87 (.428) | 7.44 (.293) |
| .264 Win Magnum | 6.70 (.264) | 64 (2.5) | 13.1 (.515) | 12.5 (.491) | 7.6 (.299) |
| 6.5 x 52 mm Carcano | 6.80 (.268) | 52.50 (2.067) | 11.42 (.450) | 10.85 (.427) | 7.52 (.296) |