VARMIN-A-TOR 6MM/243 CALIBER (0.243") HOLLOW POINT FLAT BASE BULLETS Featuring a hollow point design with scored nose cavity, the thin tapered jacket fragments violently on impact vaporizing any predator or varmint in its path. SPECIFICATIONS: WEIGHT: 58gr / 72gr ROUNDS PER BOX: 100 BALLISTIC COEFFICIENT: .173 / .208 SECTIONAL DENSITY: .140 / .174 TWIST RATE: 1:12" or Faster LENGTH: .683 / .784 Mfg: Barnes Bullets