Pro-Tech Runt J4

Pro-Tech Runt J4

Pro-Tech Runt J4

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About Pro-Tech Runt J4

Pro-Tech Runt J4 is a compact and reliable folding knife that is perfect for everyday carry. This knife features a 2.5-inch blade made of high-quality stainless steel that is durable and sharp. The handle is made of lightweight aluminum and has a textured surface that provides a secure grip. The blade is easy to deploy with one hand, thanks to the smooth and responsive opening mechanism.

What sets the Pro-Tech Runt J4 apart from other knives is its attention to detail. The blade has a sleek and minimalist design with a simple drop point shape that can handle a variety of cutting tasks. The handle is equally well-designed, with a subtle curve that fits comfortably in your hand. The knife also has a sturdy pocket clip that allows you to carry it safely and discreetly wherever you go.

Overall, the Pro-Tech Runt J4 is an excellent choice for anyone who needs a reliable and versatile knife for everyday use. Whether you need to open packages, cut rope, or prepare food, this knife can handle the job with ease. It's also a great gift for anyone who appreciates quality craftsmanship and functional design. With its compact size, durable construction, and sleek appearance, the Pro-Tech Runt J4 is sure to become your go-to knife for years to come.

Pro-Tech Runt J4 For Sale

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Pro-Tech Runt J4 Detailed Review

This review will examine a knife's materials, construction, shape, functionality, durability, and usability to provide an objective assessment of its quality and performance. We will evaluate the blade material, construction precision, handle quality, cutting ability, durability, and maintenance requirements to provide valuable insights into the knife's usability.


The Pro-Tech Runt J4 knife is crafted using high-quality materials, including a stainless steel blade and aluminum handle. The 2.5-inch blade is made from CPM-154 steel, which offers excellent edge retention and corrosion resistance. The handle is constructed from solid aluminum, which provides durability and a lightweight feel. Additionally, the knife features a titanium pocket clip for easy carry. Together, these materials make for a durable and reliable everyday carry knife.


The construction of this product is made from high-quality materials that are durable and sturdy. The handle is made from aluminum or titanium with a textured design for a secure grip. The blade is made from premium steel, ensuring sharpness and precision. The overall design is compact and lightweight, making it easy to carry and access when needed. Additionally, the product is complemented with other features such as a pocket clip, flipper opener, and locking mechanism for safety purposes.


The Pro-Tech Runt J4 has a sleek and compact shape that makes it easy to carry around. Its handle is designed to fit comfortably in your hand, providing a secure grip as you use it. The blade is also uniquely shaped, with a sharp point and a slightly curved edge for precise cutting. Overall, the shape of this product is both functional and aesthetically pleasing.


The Pro-Tech Runt J4 is a high-quality folding knife that boasts impressive functionality. The knife features a strong and durable titanium handle that provides a comfortable grip, while the blade is made from high-quality stainless steel that ensures long-lasting sharpness. The knife also includes a reliable lock mechanism that keeps the blade safely in place when not in use. Additionally, the compact size of the knife makes it easy to carry in a pocket or on a keychain, making it a convenient tool for everyday use.


The durability of this product is notable due to its high-quality materials and construction. The manufacturer ensures that this product can withstand wear and tear, making it an excellent investment for anyone looking for a reliable and long-lasting tool. Its durability also ensures that it can handle heavy use without suffering from any damage or degradation. Overall, the durability of this product is one of its most significant selling points, and it is a must-have for anyone who demands excellence in their tools.


The usability of this product is exceptional in terms of its compact design and ease of use. Its ergonomic handle ensures a comfortable grip, while its strong blade provides efficient cutting performance. The product is also easy to maintain and clean, making it a convenient tool for everyday use. Overall, its usability makes it an excellent choice for a reliable and practical knife.

Pro-Tech Runt J4 Variations

Knife Critic Score

Not Rated

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Brand Pro-Tech
Category Automatic Knives
Overall Length 5.27" (134mm) 5.27"
Closed Length 3.33" (85mm)
Blade Length 1.94" (49mm) 1.94"
Blade Thickness .11" (3mm) 0.11"
Blade Steel 154CM
Blade Style Tanto Drop Point
Blade Finish Black Coated
Handle Material Aluminum Wood Carbon Fiber G-10 Cocobolo Maple Mastodon Ironwood Abalone Aluminum, Carbon Fiber Micarta Mother of Pearl Ivory
Pocket Clip Yes, right hand only, tip down Tip-Down
Lock Type Button Button Lock
Weight 2oz 2.10 oz. 1.95 oz. 2.02 oz. 3.40 oz. 3.60 oz. 2.05 oz.
Country of Origin USA
Blade Material 154CM Damascus
Hardness 59 RC
Blade Grind Chisel Flat
Finish Black Satin Damascus Stonewash
Edge Type Plain
Handle Length 3.33"
Handle Thickness 0.44"
Color Blue Black, Wood Black Black, Pink Black, White Black, Gray Black, Tan Gray, Spectrum Red Gray Black, Yellow Black, Green Gray, White
Frame/Liner Aluminum Stainless Steel
User Right Hand
Knife Type Automatic
Opener Push Button
Model Runt
Model Number 5415 5407-DB 5405-M 4446 5400-M 4420 5407 5405 4415-SG 4454 4404 4400-M 4405-M 5400-BT 4407-C 5407-C 5404 4406 5406-C 5451 5400 4422 4421 4413 4448 4411 4406-C 4405 4416 4407 4451 4401 4431 5401 5411 4432 5432 4417 4400BT 4452 4415 4412 4449
Best Use Everyday Carry
Product Type Knife

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Popularity #76667
Review Rating 90%

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