Casström No.10 SFK Curly Birch Sleipner Kydex Fixed Blade Knife

The Casström No.10 SFK (Scandinavian Field Knife) is a premium bushcraft and outdoor knife designed by David Cassini. Featuring a full tang construction and a high-performance Uddeholm Sleipner steel blade, this knife offers exceptional edge retention and toughness. The handle is crafted from beautiful curly birch, oiled for a comfortable and secure grip. The knife comes with a custom Kydex sheath that supports deep carry and multi-mount compatibility, making it ideal for outdoor enthusiasts.

Advantages

High carbon Sleipner steel with 59-61 HRC hardness ensures long-lasting sharpness. Scandi grind provides excellent cutting performance for woodworking. The full tang design offers superior strength and balance. Curly birch handle is both ergonomic and aesthetically pleasing. Kydex sheath allows for versatile carry options.

Suitable for

• Bushcraft and wilderness survival
• Hunting and field dressing
• Camping and outdoor activities
• Wood carving and general utility

Key specifications

• Blade Steel: Uddeholm Sleipner (High Carbon Tool Steel)
• Blade Hardness: 59-61 HRC
• Blade Grind: Scandi Grind
• Blade Finish: Satin
• Blade Length: 100 mm
• Blade Thickness: 4 mm
• Overall Length: 220 mm
• Handle Material: Curly Birch
• Handle Finish: Oiled
• Sheath Material: Kydex
• Sheath Type: Deep carry, Multi-mount compatible
• Tang Construction: Full Tang
• Weight (Knife only): 220 g
• Weight (with Sheath): 350 g
• Country of Origin: Designed in Sweden
• Edge Angle: 27 degrees
• Lanyard Hole: Yes
• Fire Striker Compatible: Yes (Spine)

Recommendations

For optimal performance, regularly hone the edge with a fine stone. The Scandi grind is easy to maintain in the field. Pair with a fire striker for reliable fire starting.