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Piranha

Piranha Knives

Piranha has established itself as a dedicated manufacturer of American-made automatic knives, focusing on tactical applications, everyday carry, and self-defense tools. The brand has built its reputation on combining rapid deployment mechanisms with durable construction, delivering reliable performance for users who demand quick-access cutting tools.

At the core of Piranha's product lineup is their commitment to quality materials and precision engineering. The company specializes in USA-made automatic knives featuring S30V steel blades, a premium stainless steel known for its excellent edge retention and corrosion resistance. Their knives incorporate aircraft-grade aluminum handles and titanium pocket clips, balancing lightweight portability with robust durability.

Piranha organizes its offerings into distinct product series, each tailored to specific user needs. The Auto 21 Series represents their compact EDC line, designed for everyday carry with emphasis on convenience and reliability. For outdoor enthusiasts and tactical users, the Amazon Series delivers more aggressive styling and enhanced functionality. The Bodyguard Series specifically targets self-defense applications, featuring designs optimized for personal protection scenarios.

What distinguishes Piranha in the automatic knife market is their focus on deployment speed and mechanical reliability. Their automatic mechanisms are engineered for consistent, rapid blade deployment, a critical feature for both tactical and self-defense applications. The brand's attention to fit and finish ensures that these mechanisms maintain their performance through extended use.

Piranha's product range demonstrates their specialization in automatic knife technology, with each series reflecting thoughtful design choices for its intended purpose. From the pocket-friendly dimensions of their EDC models to the more substantial tactical offerings, Piranha maintains consistent quality standards across their lineup. For knife enthusiasts seeking American-made automatic knives with proven materials and reliable deployment systems, Piranha represents a focused option in the specialty knife market.

Knife Categories:

Pocket Knife Tactical Knife Otf Knife Edc Knife Self Defense Knife

Piranha Knives (19)

P-1

The Piranha P-1 knife is a large, fixed blade knife with a black finish. The blade is made from 1095 carbon steel with a flat grind and a sharp, needle-like point. The handle is made from black Micarta and features a finger guard and lanyard hole. The sheath is made from black Kydex and can be worn on the belt or attached to molle gear. The P-1 is designed for tactical and utility applications. The large, fixed blade provides ample cutting power for any task, while the sharp point makes it ideal for piercing or stabbing. The black finish gives the knife a non-reflective surface that helps conceal it in low light conditions. The Micarta handle provides a comfortable and secure grip, even when wet, and the finger guard protects the hand from slipping onto the blade. The Kydex sheath protects the blade when not in use and can be easily attached to belts or molle gear for easy transport.

Swinger

The Piranha Swinger is a knife that was designed for use by military personnel. It is a very strong and durable knife that can withstand a lot of abuse. The blade on the Piranha Swinger is made from stainless steel and is 4.5 inches long. The handle on the knife is made from aluminum and is 5.5 inches long. The overall length of the knife is 10 inches. The weight of the knife is 9 ounces. The Piranha Swinger has a black finish on the blade and handle. The blade has a serrated edge and a sharp point. The handle has a finger guard and a lanyard hole. The knife also comes with a black nylon sheath that has a belt loop.

Rated-R

The Piranha Rated-R knife is a large, fixed blade knife with a serrated edge. The blade is made of high carbon steel and is black oxide coated. The handle is made of black G-10 and has a lanyard hole. The sheath is made of Kydex and has a belt loop. The Piranha Rated-R knife is designed for tactical and survival applications. The large, fixed blade is ideal for chopping and slicing, while the serrated edge can be used for sawing through tough materials. The black oxide coating on the blade provides corrosion resistance and reduced visibility. The G-10 handle provides a secure grip in all conditions, and the lanyard hole allows you to attach the knife to your belt or pack. The Kydex sheath protects the blade and provides easy access when you need it most.

Rated-X

The Piranha Rated-X knife is a large, fixed blade knife with a sharp, serrated edge. It is made of high-quality stainless steel and has a comfortable, ergonomic handle. The knife is designed for outdoor use and is ideal for camping, hiking, hunting, and fishing. It can also be used for self-defense. The knife has a strong, durable blade that can withstand heavy use. It is also easy to sharpen and maintain. The Piranha Rated-X knife is an excellent choice for anyone who needs a reliable, all-purpose knife.

Bodyguard

The Piranha Bodyguard knife is a large, fixed blade knife that was designed for military and law enforcement personnel. It has a black, powder-coated finish and is made from high quality stainless steel. The blade is 6.5 inches long and the overall length of the knife is 11.75 inches. The handle is made from G10 material and has a comfortable, ergonomic design. The bodyguard also comes with a kydex sheath for easy carrying. This knife was designed for use in close quarters combat and other self-defense situations. It is a very versatile knife that can be used for various tasks such as cutting, slicing, prying, and opening doors or windows. The bodyguard also features a serrated edge which can be used for sawing through rope or other materials. The Piranha Bodyguard is an excellent choice for anyone looking for a reliable, fixed blade self-defense knife. It is well-built, durable, and can withstand heavy use. This knife will serve you well in any situation where you need to defend yourself or others.

Mini-Guard

The Piranha Mini-Guard knife is a small, lightweight knife that is perfect for everyday carry. It has a 2.5 inch blade made of stainless steel with a black finish and a plain edge. The blade is full-tang and features a thumb hole opener for easy one-handed opening. The handle is made of black G10 with a finger groove for added grip and comfort. The knife also has a lanyard hole and comes with a black nylon sheath for easy carrying.

Predator

The Piranha Predator knife is a large, fixed blade knife that is designed for hunting and outdoor use. The blade is made from high quality stainless steel and is extremely sharp. The handle is made from durable hardwood and has a comfortable grip. The sheath is made from strong nylon and has a belt loop for easy carrying. This knife is perfect for hunters or anyone who enjoys spending time outdoors.

Prowler

The Piranha Prowler is a large, fixed-blade knife designed for outdoor use. It has a comfortable grip and a durable blade that can handle any task you throw at it. The Prowler is also equipped with a full-tang construction and a lanyard hole for added safety.

Hybrid

The Piranha Hybrid knife is a versatile and durable tool that can be used for a variety of tasks. The blade is made of high-quality stainless steel and is designed to resist corrosion. The handle is made of comfortable and grippy rubber, making it easy to hold onto even when your hands are wet. The knife also features a built-in LED light that makes it easy to see in low-light conditions. The Piranha Hybrid knife is a great choice for anyone who needs a reliable and versatile tool. It can be used for everything from cutting food to opening boxes and cans. The built-in LED light makes it especially useful for tasks that require precision, such as slicing vegetables or carving meat. Whether you're a professional chef or just someone who likes to be prepared, the Piranha Hybrid knife is an excellent addition to your kitchen drawer.

Amazon

The Piranha Amazon knife is a large, fixed blade knife that is designed for outdoor use. It has a full tang construction with a stainless steel blade. The blade is sharpened on both sides and features a serrated edge. The handle of the knife is made from durable nylon cord and features a lanyard hole. The sheath of the knife is made from heavy duty nylon and has a belt loop for easy carrying.

Excalibur

The Piranha Excalibur knife is a large, fixed-blade knife that is designed for heavy-duty use. The blade is made from high-carbon steel and is full-tang construction for strength and durability. The blade is also coated with a black oxide finish to help protect against corrosion. The handle on the knife is made from G10 material and has a comfortable grip. The handle also has a lanyard hole for attaching to your belt or backpack. The sheath that comes with the knife is made from Kydex material and has a belt loop for easy carrying.

Fingerling

The Piranha Fingerling knife is a small, lightweight knife that is perfect for everyday carry. It has a 2.5 inch blade made of stainless steel with a black finish. The blade is very sharp and can easily handle any task you throw at it. The handle is made of black G-10 with a finger groove for added comfort and grip. The knife also has a lanyard hole for easy attachment to your belt or pocket. The overall length of the knife is 6.5 inches and it weighs only 2 ounces. This knife is the perfect size for EDC (every day carry). It is small enough to fit in your pocket without being too bulky or noticeable, but still large enough to tackle any task you may need it for. The blade is made of high quality stainless steel and has a black finish that is both stylish and practical. The G-10 handle provides an excellent grip even in wet or slippery conditions. The finger groove ensures that your hand will not slip when using the knife. The lanyard hole allows you to easily attach the knife to your belt or pocket so you always have it within reach. The Piranha Fingerling knife is an excellent choice for anyone looking for a small, lightweight, and versatile EDC knife.

X

The Piranha X knife is a folding knife with a 3.5 inch blade made of stainless steel. The blade has a plain edge and a black finish. The handle is made of black aluminum and has a pocket clip. The knife also has a liner lock. The Piranha X knife is a great choice for everyday carry. It is lightweight and has a slim profile, making it easy to carry in your pocket. The blade is made of high quality stainless steel, making it durable and corrosion resistant. The black finish on the blade gives it a sleek look. The handle is made of aluminum, making it strong and lightweight. The pocket clip makes it easy to carry in your pocket or on your belt. The liner lock keeps the blade securely in place when open.

Virus

The Piranha Virus knife is a fixed blade knife with a black finish. The blade is made of stainless steel and is double-edged. The handle is made of black polymer and has a finger guard. The sheath is made of black nylon and has a belt loop. The Piranha Virus knife was designed for military and law enforcement personnel. It is a versatile knife that can be used for both utility and self-defense purposes. The double-edged blade makes it ideal for piercing and slashing attacks, while the finger guard provides protection against an opponent's counterattacks. The black finish on the blade helps to conceal the weapon in low light conditions. The Piranha Virus knife is an excellent choice for anyone who needs a reliable and effective self-defense weapon. It is also a good option for those who appreciate the versatility of a fixed blade knife.

DNA

The Piranha DNA knife is a new type of knife that uses DNA to cut through things. It is made up of two parts: a blade and a handle. The blade is made of stainless steel and has a sharp edge that can cut through DNA. The handle is made of plastic and has a button that you press to activate the knife. The knife also has a safety feature that prevents it from being used on humans.

Toxin

The Piranha Toxin knife is a small, easily concealed blade designed for close-quarters combat. The sharp, serrated edge is perfect for slicing through flesh and bone, while the poison-coated tip can easily puncture vital organs. The compact size and simple design make it easy to use in a variety of situations, and the blackened steel ensures that it will never reflect light or give away your position. This knife is the perfect tool for those who want to be prepared for anything, and its deadly efficiency makes it a force to be reckoned with.

X

The Piranha X knife is a folding knife with a 3.5 inch blade made of high carbon stainless steel. The blade has a black finish and a plain edge. The handle is made of aluminum and has a black finish. The knife has a liner lock and a pocket clip. The overall length of the knife is 8.5 inches. The Piranha X knife was designed for everyday carry and use. The blade is made of high carbon stainless steel which makes it durable and able to withstand heavy use. The black finish on the blade gives it a sleek look and the plain edge makes it easy to sharpen. The handle is made of aluminum which makes it lightweight and comfortable to hold. The black finish on the handle compliments the blade and gives the knife an overall tactical look. The liner lock keeps the blade securely in place when in use and the pocket clip allows for easy carrying.

Mini Predator

The Piranha Mini Predator knife is a small, lightweight knife that is perfect for everyday carry. It has a 2.5 inch blade made of stainless steel with a black finish and a plain edge. The handle is made of black G-10 with a finger groove for added grip. The knife also has a lanyard hole and comes with a black nylon sheath. The overall length of the knife is 6.25 inches and it weighs only 2 ounces. This knife is designed for both utility and self-defense. The blade is sharp enough to handle most tasks you would need a knife for, but not so large that it becomes unwieldy or dangerous to use. The black finish on the blade helps to prevent reflections and glare, making it less likely to give away your position if you are using it for stealth purposes. The G-10 handle provides a secure grip even in wet or sweaty conditions, and the finger groove ensures that your hand will not slip onto the blade while in use. The lanyard hole allows you to attach the knife to your belt or backpack for easy access, and the nylon sheath protects the blade when not in use and makes it easy to carry around with you. The Piranha Mini Predator is an excellent choice for an everyday carry knife thanks to its combination of size, weight, and features. It can handle most common tasks while still being small enough to easily carry around with you, and its blacked-out finish gives it a stealthy look that can come in handy if you need to use it for self-defense purposes.

21

The Piranha 21 knife is a large, fixed-blade knife designed for outdoor use. It has a comfortable grip and a sharp, durable blade. The knife is made of high-quality stainless steel and is designed to withstand heavy use. It includes a sheath for safe storage and transport. The Piranha 21 knife is an excellent choice for camping, hiking, hunting, and other outdoor activities.