Fällkniven S1x Satin Finish

When we talk about tools in bushcrafting and survival, there is one that, in my opinion, beats all the others—and that is a good knife. With a knife, you can start a fire, split and work wood, dig holes, or make tools with which you can do these and other tasks. You can use it for hunting and gutting, and of course for defense. So everyone should have at least one decent knife.

S1x – Satin Finish | Extreme Survival & Tactical Knife

The S1x – Satin Finish is a no-compromise survival knife built for the most demanding conditions. Engineered for maximum strength, safety, and cutting performance, this knife is designed to be fully reliable when it truly matters. When your safety depends on your equipment, the S1x is a tool you can trust without hesitation.

Developed to withstand every force that can realistically be applied by the human hand, the S1x is virtually indestructible under normal use. It is, however, designed as a precision cutting tool and delivers its full performance when used responsibly and as intended.

Laminated Cobalt Steel for Extreme Strength

At the core of the S1x lies laminated cobalt steel (Lam. CoS), hardened to 60 HRC. This advanced steel construction provides exceptional toughness, edge stability, and long-lasting sharpness. Combined with a carefully engineered design that eliminates structural weak points, the S1x sets a benchmark in durability and reliability.

The hand-shaped convex edge offers outstanding cutting efficiency while maintaining excellent edge strength. This grind excels in heavy-duty tasks, controlled cutting, and long-term field use, making it ideal for survival, bushcraft, and tactical applications.

Full Tang Construction & Ergonomic Grip

The knife features a full tang construction, ensuring maximum strength and balance throughout the entire knife. The handle is made from Thermorun, a high-performance material known for its secure grip, shock absorption, and comfort—even in wet, cold, or extreme environments. This combination delivers exceptional control, safety, and confidence during prolonged use.

Functional Design with Satin Finish

The satin finish provides a clean, non-reflective appearance while maintaining corrosion resistance and ease of maintenance. Paired with a durable Zytel sheath, the S1x is ready for secure carry and fast access in demanding outdoor or professional scenarios.

Technical Specifications

• Steel: Laminated Cobalt Steel (Lam. CoS)
• Hardness: 60 HRC
• Edge Grind: Convex
• Tang: Full tang
• Handle Material: Thermorun
• Sheath: Zytel
• Blade Length: 132 mm
• Blade Thickness: 6 mm
• Total Length: 249 mm
• Weight (knife only): 290 g
• Finish: Satin finish