Zero Tolerance knives entered the market in 2006 to offer military personnel, law enforcement, and first responders a hard-use knife that would meet the needs of their day to day life. Since then, they have expanded to include knives for all types of people from professional use to average, everyday use. At White Mountain Knives, we carry only the best brands, and that means we carry Zero Tolerance. If you’re in need of a Zero Tolerance pocket knife, browse our selection and get a few that speak to you!