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Kershaw Dune Fixed Blade Neck Knife – 4008X

$34.99

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The Kershaw Dune 4008X is a tactical neck knife featuring a 3.8-inch black-oxide tanto blade, textured nylon handle, and secure molded sheath.

Kershaw Dune Fixed Blade Overview

The Kershaw Dune (4008X) is a full-tang neck knife that breaks the mold by offering a significantly longer blade than its competitors. Specifically, while most neck knives average around 2 inches, the Dune features a generous 3.8-inch American Tanto blade. This extra length provides a much larger cutting surface for slicing tasks, while the distinct angular tip offers superior piercing power for puncturing tough materials. Moreover, the blade is crafted from 3Cr13 stainless steel and finished with a non-reflective black-oxide coating, ensuring the knife remains stealthy and resistant to corrosion even in humid environments.

Ergonomic Handle and Grip

Despite its slim profile, the Dune is designed for a secure, full-hand grip. The handle scales are made from textured glass-filled nylon, which is chemically bonded to the steel tang for maximum durability. Furthermore, the handle features a unique “skeletonized” aesthetic with deep grooves that reduce weight while providing tactile traction points for your fingers. This ensures that the knife won’t slip during delicate detail work or rapid deployment. If you need a slightly larger tactical option designed specifically for boot carry rather than neck carry, we recommend stepping up to the Kershaw Secret Agent Boot Knife.

Secure Retention Sheath

In addition to the knife, the Dune includes a custom-molded glass-filled nylon sheath designed specifically for neck carry. The sheath locks the knife in place with a positive “snap,” ensuring it will not fall out accidentally, even during vigorous activity. Additionally, the package includes a black lanyard cord, allowing you to wear the knife immediately right out of the box. Furthermore, the lightweight construction (just 2.2 ounces) means you can carry this tool all day without neck fatigue. For more details on the sheath system, you can visit the official Kershaw Dune product page.

Practical Applications

  • Backup Defense: The 3.8-inch tanto blade offers significant reach and piercing capability in a defensive scenario.

  • Utility Tasks: The long straight edge is excellent for slicing open boxes, cutting rope, or food prep at the campsite.

  • Discrete Carry: The slim, flat profile prints minimally under a shirt, making it an excellent “gray man” tool.

  • Emergency Kit: The corrosion-resistant materials make it a reliable backup knife for tackle boxes or vehicle glove compartments.

Specifications

  • Brand: Kershaw

  • Model: Dune

  • SKU: 4008X

  • Use: Everyday, Tactical

  • Type: Fixed Blade

  • Style: Neck Knife

  • Blade Style: American Tanto

  • Blade Edge: Plain

  • Blade Length: 3.8 in. (9.7 cm)

  • Blade Material: 3Cr13

  • Blade Finish/Coating: Black-oxide coating

  • Blade Thickness: 0.143 in. (3.65 mm)

  • Handle Color: Black

  • Handle Material: Glass-filled nylon

  • Handle Thickness: 0.295 in. (7.5 mm)

  • Handle Length: 3.9 in. (9.9 cm)

  • Overall Length: 7.7 in. (19.6 cm)

  • Weight: 2.2 oz. (65 g)

  • Sheath: Molded glass-filled nylon sheath with lanyard

  • Country of Origin: USA (Design, Quality Control); China (Manufacture)

  • Warranty: Limited Lifetime Warranty