Winchester Component Bullets are built to consistent, precise specifications for handloaders who want dependable on-target performance. This offering features .40 S&W / 10mm (.400) 175 grain Silvertip hollow point projectiles designed for centerfire handgun reloading, packaged 100 bullets per box (10 boxes per case). Ideal for building custom .40 S&W loads while maintaining the quality and reliability associated with Winchester components.