Stanley 0-10-813 Quickslide Sport Utility Knife The Stanley 0-10-813 is ideal for cutting string, nylon and rope and great for camping and outdoor activities. One end of this knife is a serrated sport blade and spine lock button for safety, the other end is a standard utility blade for multi -purpose cutting. Features: Multi-blade and multi-function knife 3 inch (75mm) serrated sport blade One handed operation blade slider Wide thumb grip for easy operation No tools required for blade changing