As it is classified as spring-assisted, it is not proscribed by the Federal Switchblade Act or most state laws on switchblades. Schrade and Smith & Wesson have both recently introduced OTF knives that are opened by sliding forward a handle attached to the blade to engage the torsion spring. Sliding knives like the Rollox are not considered inertia or gravity knife. ![]() ![]() Examples would be the Benchmark Rollox, or its licensed derivative, the CRKT Rollock. Schrade Viper SCHOTF3CB OTF Assist Knife, Black Spear Point Blade. Smith & Wesson BlackOut OTF Spring Assist Knife, Black Blade Exclusive 44.00. However, no proof of this assertion has been shown.Ī roll-lock knife is a type of sliding knife in which the blade rides on a track running the length of the scales, tilting into a detent to lock open or closed. Boker Plus Kalashnikov OTF Auto Knife, Black Stonewash D2 Blade. During the 1990s, a similar sheath-activated sliding knife with embossed Red Star handle was sold in the United States, claimed to be a police knife from the People's Republic of China. It is a unique compact fixed blade alternative. The design utilizes a specialized belt hanger/holsters that grasps the retracted blade so the blade is pulled fully open when unholstering. This is a sheath knife that partially retracts into the handle, and has a small scabbard cap covering the remaining blade tip. Sheath-deployed telescoping knives Īnother type of telescoping sliding knife is the Kershaw Ripcord. This partial spring drive is not sufficient to classify this type of knife as a switchblade, because it does not drive the blade out to full lock. Some civilian gravity OTF knives have a small helper spring to kick out the blade. The term gravity knife should primarily reference the Fallschirmjaeger-Messer as the archetypical example. The most famous gravity knife is the Fallschirmjaeger-Messer, or German paratrooper knife of World War II. The simplicity of sliding mechanisms have allowed some knife manufacturers to build extremely thin gentlemen's models, that are very comfortable to pocket.Ī gravity OTF knife is also not considered a slider, because the blade extends outward by force of gravity or inertia, instead of finger pressure. Figure C is a Christy Cutter (trademark) and Figure D is an antique design. The lock buttons on C & D are not automatic releases. The knife blade must be pushed with the button along the length of the handle, finger pressure must overcome friction. The leading edge of the roll cap or jaw acts as a hole cover when closed, and rests in a groove milled across the open blade tang in order to lock open.įigures C and D are known as sliders or sliding knives. Both figures depict gravity knives that fall open. Figure A shows simple rocking jaw type button, and Figure B is a roll-lock design. Illustrated above are four very small OTF knives. Switchblades and gravity knives provide a great variety of different OTF mechanisms. "OTF" only refers to the basic portion of the knife's mechanical operation where the blade slides parallel with the handle to deploy. This design contrasts with the majority of utility knives, which are either standard folding knives or are "fixed blade" sheath knives (having no mechanical operation). Choose a design that reflects your inner superhero-whether it's sleek and stealthy or bold and eye-catching.See also: Switchblade § Out the front (OTF) knives An OTF knife, showing the blade being extended from the handle.Īn OTF Knife, also known as an out-the-front knife, sliding knife, telescoping knife, or angel blade, is a pocketknife with a blade that opens and closes through a hole in one end of the handle. Lastly, let your personality shine through. Don't forget about safety features! Look for a robust locking mechanism that keeps the blade securely in place and prevents any unwanted surprises during your heroic exploits. You want that blade to shoot out with lightning speed, so look for a smooth and snappy action that makes you feel like a secret agent on a mission. TheONE Mini OTF Dual Action Automatic Knife Black Tanto 440c TheONE Mini OTF (Out-The-Front) Automatic Knife (switchblade) small. Or have questions about blade styles? Take a peek at the Introduction to Blade Shape. ![]() ![]() Consider the handle design and ergonomics, ensuring it fits snugly in your grip like a custom-made superhero glove. Check out the blade length and stainless steel blade material, making sure it suits your needs and packs a punch. You want a knife that's as reliable as your trusty sidekick. When it's time to choose the perfect OTF (Out The Front) knife, get ready for a thrilling adventure! First, look for a reputable brand known for crafting top-notch blades.
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