With 150 years of experience in arms and ammunition manufacturing Winchester has become a household name in quality. Winchester has set the world standard in superior ammunition performance and innovation for more than a century. To millions of hunters and shooters worldwide, the name "Winchester" means quality and performance. No matter the sport, game, or protection, you can always depend on the Winchester Ammunition to perform as promised. Threat Stopping Technology, Proprietary Bonding Process, Hollow Point, Notched Jacket.