Winchester USA Ready Defense Ammunition 10mm Auto 170 Grain Jacketed Hollow Point Box of 20

Winchester USA Ready Defense ammunition is a select grade of ammunition and components, designed for personal defense. Made in the USA, it offers the ideal combination of stopping power, penetration and reliable expansion. The unique Hex-Vent Rigid Insert shields the hollow point from obstruction while channeling material flow for positive bullet expansion. This ammunition is new production, non-corrosive, in reloadable nickel plated brass cases.