Check out what's new from CRKT Knives in Canada at House of Knives. Columbia River Knife and Tool (CRKT) Knives knows there’s just something about holding the perfect tool in your hand. That’s why they strive to never make anything less than perfect. By working with some of the world’s most innovative knife designers to create knives that inspire and endure, CRKT consistently makes knives that prove their worth with every use.