Tacknives is a licensed online retailer of switchblade OTF knives. The vast collection of knives include mini, medium, and large OTF knives in different designs. The best part about switchblade OTF knives is their usefulness in all kinds of situations. The Tacknives catalog has a range of knives that comes with a pocket clip and window breaker as well. The products are durable and come with a lifetime warranty. The Switchblade OTF knives from Tacknives have carbon fiber and stiff alloy handles that give a solid grip even during heavy rains. The knives have a spring assisted feature that helps to open and retract the blade with just a single push.