Best Automatic Knife
All you need to know about Automatic knife buying guide - perfect for people who are looking for the right automatic knife, especially: push button, sharpener, switchblade or push button open.
Sharpener
Switchblade
Push Button Open
Otf Double Action
Push Button Open And Close
Otf
Sharpeners For Kitchen Knives
Push Button Switchblade
Push Button Stiletto
Good to Know
Alternative brand & products

Is it okay to sell a knife that opens itself? It is okay to own swords, Bowie knives, and other large knives. You can own ballistic knives. It's okay to own knives that look like other things, like lipstick knives, penknives, and cane knives. It is legal to own switchblades, gravity knives, and other types of automatic knives.
Popular automatic knife types

Push Button
Features: 3 inch blade, black and brown G-10 handle, push button lock/deploy, pocket clip, ambidextrous thumb knobs.
Smith & Wesson 1122570 - be used as a everyday carry knife and it is also easy to deploy with the button lock/unlock. It is made of reliable 8Cr13MoV High Carbon Stainless Steel with a black and brown, G-10 handle. The blade is made of durable material and has a cool design that makes it ideal for everyday carry. The knife can be easily dispatched with the convenient push button lock/deployment and thumb knobs that make it perfect for daily use. Check price

Sharpener
Features: sharpening wheel with Sapphirite sharpening system, precision blade guides, 2-stage sharpening system, sharpen kitchen and sport knives, presto knife sharpener.
Presto - sharpen kitchen knives to a razor-sharp edge fast and economically. The sharpening system is easy 2-stage sharpening system that uses Sapphirite sharpening wheels. The wheel creates a precisely angled edge then fine hone and polish for a razor-sharp edge while the blade guides hold the knife at the perfect angle. With this system, you can quickly and easily sharpen your knives to their desired level of precision. Additionally, the Presto knife sharpener is 120 volts which makes it simple to use and provides professional results in the convenience of your home. Check price

Switchblade
Features: 0.25"Thick, 8 oz, 5"L x 2.7"H x 0.8"W, 5"L x 1.84"W x 0.25"H, 1. obviously a high end product, with features that would set it apart from the rest, 2. Made from high quality stainless steel, Offers a comfortable and fast deployment, with a liner lock, Comes with a pocket clip, Can be used for a variety of tasks, including camping, search and rescue, and more, Comes in a variety of different colors, The product is affordable and easy to find a Use.
ALBATROSS - be deployment quickly and it is a lockable knife. It has a 2.7-inch blade length and a closed length of 6.5-inch. The knife also has a pocket clip for easy carry and includes the Seatbelt Cutter and glass breaker. Check price

Push Button Open
Features: titanium carbo-nitride, clip-point blade shape, ergonomic steel handle, black carbon fiber inserts, speedsafe assisted opening.
Kershaw 8300 - help with precision puncturing, piercing, stabbing, cutting, skinning, and slicing. It is also great for one-handed deployment. The all black hardware makes it look stunning and the pivot makes it easy to use. Check price

Otf Double Action
Features: safe, reliable and smooth finished products, stylish and professional looking, great value for the money, easy to use and very comfortable, perfect for any job.
MTECH USA MT-A840P - be used as a kitchen knife and also a farming tool. It is made of stainless steel, has a strong handle, and comes with a glass breaker and key ring. Check price

Push Button Open And Close
Features: durable, black, straight edge, pakkawood handle, comes with a pocket clip.
TAC Force TF-469 - be folded in half with the blade fully retracted. It has a black straight edge stainless steel blade, and a handsome pakkawood handle that is inlayed with rosewood. The knife can be carried easily with its pocket clip, and it offers rapid one-handed deployment. Check price

Otf
Features: circular saw with adjustment, SOG soild steel, blade angle, blade lock, cryogenically heat-treated steel.
SOG 12-61-01-57 - be used for two-handed open to stop someone from stealing, it is also easy to take care of. It can withstand a lot of force and has a high corrosion resistant steel that makes it good for heavy use. Check price

Sharpeners For Kitchen Knives
Features: 3 stage sharpening system, Grindstones, cord management, ultra compact design, warranty.
Prochef - sharpen any type of knife, including scissors, screwdrivers, and kitchen knives. It has an automatic guide system that places the blades in the ideal sharpening position so you can get perfect results every time. Additionally, it has a 2-stage sharpening system that hones and polishes the blade. This product is backed by a 30 day money back guarantee and warranty. Check price

Push Button Switchblade
Features: high-carbon stainless steel, silver handle, ambidextrous thumb knobs, flipper/finger actuator, blade made of reliable 4034 black oxide high carbon stainless steel.
Smith & Wesson SWBLOP3S - do everything a traditional knife can do, but it is easier to carry and gives users more control when wielding. It is also one of the most durable knives in this price range. Check price

Push Button Stiletto
Features: Jacob's Ladder quality, hardened blade, titanium coated blade, field tested, Rugged and reliable design.
Gerber Gear 22-01966 - be used in various military, hunting, survival, tactical, industrial and outdoor situations. The titanium coated blade is tough and reliable. It can be depended on for its performance. Check price
Good to know before buying automatic knife
Where can I buy a knife that opens itself? Shop at Walmart.com for Automatic Knives. Spend less. Live better.
How do off-the-fly knives work? How do off-the-fly knives work? The blade is hidden in the handle, just like all other EDC knives (except for fixed-blade knives). Unlike folding knives, which you have to open and close by hand, OTF knives are automatic. When you pull the trigger, the blade springs open from the front and locks into place.
What kinds of automatic knives are there? Gravity knives and traditional switchblades are both types of automatic knives. Gravity knives need to be held so that the blade drops out of the handle, or they need to be twisted, snapped, or flicked in a certain way to get the blade out of the handle.
How are OTF knives and gravity knives different? Gravity knives need to be held so that the blade drops out of the handle, or they need to be twisted, snapped, or flicked in a certain way to get the blade out of the handle. On the other hand, OTF and traditional switchblade knives use a spring to push the blade out of the handle.
Can I buy a knife that opens itself online? As more and more states make automatic knives (also called "switchblades") legal, knife fans are more interested than ever in buying one. They often buy from online stores, but that's a problem because it's against the law for cars to be sold across state lines (see a full explainer here).
How good are automatic knives? And automatic knives usually work by pushing a button and springing open with the least amount of effort from the user. Automatic knives are easy to use, quick to pull out, easy to hide, and very convenient.
Do all states allow automatic knives? BILLEB: Automatics are legal in some states, but city or county ordinances may say otherwise and ban or limit automatics or other kinds of knives. This could happen unless the state's constitution says otherwise or there is a statewide law that says otherwise.
What's the difference between a manual knife and one that has a spring? With a manual knife, the user has to use their own strength to open the blade. Assisted knives still need to be opened by the user, usually with a flipper, thumb stud, or thumbhole, but they also have a spring that helps them open.
How good are Protech Knives? Protech is the best brand in the business, which is why so many companies use their deployment mechanisms when making automatic knives. And they don't cut corners on their own products, as shown by the TR-5 Desert Warrior.
Can you buy an automatic knife in New Mexico? In New Mexico and Wyoming, knives are covered by the constitutional weapons preemption law that is already in place. There is no preemption for knives anywhere else, so knife owners should be wary of local laws that are stricter than state law. Visit Knife Rights or AKTI if you have more questions about automatic knives.
Can I send a knife that opens itself with FedEx? Federal law makes it illegal to ship "harmful articles," which includes automatic knives. If you break this law, you could get a fine or go to jail for up to a year. However, there are no federal rules about how common carriers like FedEx and UPS can ship automatic knives.
Can you bring an automatic knife onto an airplane? BILLEB: Most people don't understand that the Federal Switchblade Act only applies to commercial sales of automatic knives across state lines. It doesn't say that you can't take an automatic knife across state lines. It also doesn't stop you from putting an automatic knife in your checked bag if you're flying.
Source and further readings:
Automatic knife Amazon.com
Assisted-opening knife wikipedia.org
Sliding knife wikipedia.org
Global Automatic Knife Gate Valves Market Research Report 2022 researchandmarkets.com
Global Automatic Knife Gate Valves Market marketwatch.com
Gov't & Military Discounts on Empower Automatic Knife provengo.com
Knives tsa.gov
NDN Knives for EDC* – Raker Knives rakerknives.com
Automatic knife alternative brands & products
Cold Steel 27BTH - be a popular knife for jobs such as law enforcement and military. It is trusted to perform in even the toughest conditions and is common enough for everyday use. It also has a durable G-10 handle material and a lockable mechanisms. The knife is 5.2 ounces and the blade thickness is 3.5mm. The blade length is 4".
Smith & Wesson SWMP4LS - help you to cut through everything from hard cheese to lettuce tomultigrain ESPGAs. It has a blade that is about 3.6 inches (9.1 cm) long and a weight of 7.6 ounces. The knife also features a quick and easy access pocket clip, flipper/finger actuator, M.A.G.I.C..assisted opening, and safety lock for protection. The glass breaker can help you trouble-shoot problems with bags, licensee or card seals, or other materials. The seatbelt cutter can be used for a variety of other cutting tasks such as slicing onions orELYXing noodles.
Kershaw 3960 - help people to easily access their pocket knives when they need to. It also has a pre-drilled hole for modifying the pocket knife tip position and different sides for ambidexterous usage. The blade is also glass-filled nylon which gives a good grip and durability.
Smith & Wesson SWATMB - be used as a knife, but it can also be used as a Sailor's Lariat. It has a 3.2 inch blade and a weight of 3.9 ounces. It is made from durable 4034 Black Oxide High Carbon S.S. with a black, aluminum handle. It has quick and easy access wells with the convenient pocket clip and thumb knobs, while the flipper/finger actuator helps open it for cutting. The stock also has an M.A.G.I.C assisted opening system making it ideal for everyday carry. Additionally, the line provides multiple carrying options for when you are on your way or at the office.
CIVIVI - help people with simple piercing tasks like cutting wood, but it is also practical because it is light and easy to carry. The knife has a black handle scales with a black grip and the Perennial flavor in the design. The blade is made of G-10 material which is secure and feels great in the hand. It also has a smooth opening system that makes it easier to flip open, as well as a deep-carry pocket clip system that allows you to easily appear in your pocket.
Gerber Gear 31-003731 - be used for everyday tasks, like picking up groceries or packing snacks, but it also has a unique foldable design that makes it perfect for compact size. The blade is made of sturdy bamboo handle scales with a pocket clip, and the finger flipping opening allows the knife to be used with ease. This folding knife has a 9 inch length reaching all the way to 6.75 inches. It is also made with a limited lifetime warranty in mind so you can rely on its quality and durability.
Kershaw 1605CKTST - be a tool for any hiker, hunter, angler, gardener, mechanic, Backpacker or anyone in need of a solid, reliable EDC. The knife is able to do things like open Cardboard boxes, cutting ropes, stripping Wire and more. It also has speed safety which helps with the opening time. The handle is textured which makes it comfortable to grip and the glass-filled nylon chromosome handle offers a solid grip. The blade is completely serrated which makes it effective at tackling everyday tasks like opening Cardboard boxes, cutting rope,stripping Wire and more.
Smith & Wesson SWMP1B - be used as a carry knife also it has a small weight which makes it easy to carry around. It is made of reliable stainless steel with a grey, aluminum handle. It has several function knurs and a M-A-G-I-C assisted opening system which makes it easy to use. The blade is made of sturdy 4034 high carbon stainless steel with an aluminum handle. It is difficult to open with the glass breaker found on the blade.
Kershaw 1313BLK - be a professional knife and be high-quality. It comes with a black-oxide finish that is 2nd only to other woods in its quality. It has a big belly which is perfect for slicing onions or breaking down boxes. Additionally, it has a Stealthy EDC function which makes it easy to take along for everyday use. Overall, this is a high-quality knife that is definitely worth the price.
Hogue HO34170-BRK - help you with tasks that require a lot of strength and dexterity. The blade isazoid is 3.5" in size and has a matte black aluminum frame. The push button lock allows the user to feel safe without having to shift around. The safety measures make sure that there is no potential for accident.
