Sporting Handgun (Revolver): Whether you punch paper, shoot steel plates, chickens or pigs, or use your handgun for hunting, Nosler assures you the very finest in accuracy, consistency and overall quality. Each bullet is produced on the industry's most advanced, fully automated machinery and, like the premium Partition, Ballistic Tip and J4 Competition rifle bullets, Nosler polishes all Sporting Handgun bullets to a bright finish. Features: - Exposed lead and knife-cut serrations in jacket wall initiate expansion - Well-defined cannelure holds jacket and core together and permits a tight crimp to eliminate bullet movement within the case - Form fitted, pure lead core provides maximum accuracy and expansion - Tapered jacket enhances game taking ability Technical Specifications: 158 Grain Jacketed Hollow Point Diameter: .357" 250 quantity bulk pak Sectional Density: .177 Ballistic Coefficient: .182 *Sectional Density: The ratio of a bullet's weight, in pounds, to the square of its diameter, in inches. *Ballistic Coefficient: The ratio of a bullet's sectional density to its coefficient of form, used to describe the bullet's effectiveness in overcoming air resistance during flight. Note: These are component bullets, not loaded ammunition.