Extrema Ratio · Code 04.1000.0221/NIT/SAT

Fixed Knife Extrema Ratio RAO STEEL NITROGEN SATIN 04.1000.0221/NIT/SAT

★★★★★ 4,8 147 reviews Heureka verified
Extrema Ratio RAO Steel Nitrogen Satin is a fixed knife that performs reliably in any situation where performance, durability, and comfort are expected. Thanks to its satin-finished blade, robust construction, and ergonomic design, it is a tool that won’t let you down, whether you use it in the field, for outdoor tasks, or in moments when uncompromising performance matters. RAO Steel Nitrogen Satin – power you can feel with every stroke. Free shipping.
Knives Fixed knives

Detailed product description

Robustness, precise cutting, and versatile functionality.

Extrema Ratio RAO Steel Nitrogen Satin is a fixed knife designed as a universal work and outdoor tool for users who need a reliable combination of performance, durability, and comfort in use. This model follows the legend of the RAO Steel – but brings modern materials and a satin-finished blade that ensures smooth cutting and a subtle, professional look.

Full Tang construction

Kydex sheath

Key parameters

Overall length cca 30,0 cm
Blade length cca 14,0 cm
Steel Böhler N690 - stainless steel
Steel hardness cca 58-60 HRC
Handle Nitrogen - kvalitní materiál pro komfortní úchop
Blade thickness cca 5,0 mm
Blade finish Satin (matná, neodleskující)
Blade shape Drop Point
Production Italy

About Extrema Ratio

Extrema Ratio is an Italian brand known for manufacturing high-quality fixed knives. The brand has built its reputation on durability, precision workmanship, and reliability in demanding conditions.

Character and philosophy

RAO Steel Nitrogen Satin is a tool for those who refuse to compromise between robustness and precision. It is ideal both for demanding outdoor use and for everyday tasks where fast cutting, strength, and confidence in hand are essential. The ergonomic handle provides a comfortable grip, while the satin finish of the blade enhances both its visual appeal and functional performance.

This knife is a working tool with a professional soul – ready for hard work without unnecessary embellishments.

Key benefits

  • Robust full tang construction – strength and long service life
  • Satin-finished blade – elegant, understated appearance
  • Ergonomic Nitrogen handle – secure and comfortable grip
  • Kydex sheath – sturdy and safe carry
  • Balanced design – ideal for outdoor use and everyday tasks

Possible limitations

  • Larger dimensions and robust build mean higher weight
  • Not suitable for minimalist EDC carry
  • The satin blade finish may require more care after intensive use

Maintenance and care

  • Clean and dry the blade after use
  • Keep the Kydex sheath clean and free of sharp debris
  • Store the knife in a dry environment away from moisture
  • To maintain maximum blade sharpness, we recommend:
  • Spyderco Tri‑Angle Sharpmaker Complete Sharpening System 204MF – ideal for N690 steel, offering:
  • Precise and consistent sharpening angles
  • Gentle maintenance without excessive material removal
  • Safe use even without prior experience

🛒 Available on our Moskito website.

Final verdict

Extrema Ratio RAO Steel Nitrogen Satin is a fixed knife that performs reliably in any situation where performance, durability, and comfort are expected. Thanks to its satin-finished blade, robust construction, and ergonomic design, it is a tool that won’t let you down, whether you use it in the field, for outdoor tasks, or in moments when uncompromising performance matters.

RAO Steel Nitrogen Satin – power you can feel with every stroke.

Customer reviews

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4,8
★★★★★
147 reviews · Heureka verified
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