Wusthof Classic 5-inch Boning Knife

Surgical Precision for Heavy-Duty Protein Breakdown


Unlike flexible boning knives that yield under pressure, the Wusthof Classic 5-inch Stiff Boning Knife is engineered for stability. When breaking down a whole chicken or trimming a heavy ham, the 1.85mm thick spine ensures the blade follows your hand's exact path through joints and ligaments. You will feel a direct connection between the handle and the tip, allowing for a tactile 'scoping' motion when removing bones from the socket.


Forged from a single piece of X50CrMoV15 high-carbon stainless steel, this knife utilizes Wusthof’s Precision Edge Technology (PEtec), resulting in a 14-degree cutting edge that stays sharp through multiple carcasses. In a professional setting, the stiff profile is superior for larger cuts of beef or pork where a flexible blade would vibrate or wander. The triple-riveted Polyoxymethylene (POM) handle provides a secure, ergonomic grip that resists fading and heat, remaining comfortable during long shifts on the line.


Handling this knife reveals its balanced center of gravity. The full bolster acts as a physical finger guard, protecting your hand during greasy or wet butchery tasks. This is not a delicate tool; it is a workhorse designed for the repetitive stress of a commercial kitchen while maintaining the refined finish expected of Solingen craftsmanship. It responds exceptionally well to a ceramic honing steel, allowing you to realign the edge quickly between tasks.

SKU: 1040101414

Availability: In stock

$114.95
  • Details

    Product Specs & Technical Highlights

    • Blade Construction: Precision-forged from a single blank of high-carbon stainless steel (Full Tang).
    • Steel Composition: X50CrMoV15 (Chromium-Molybdenum-Vanadium) for superior stain resistance and edge toughness.
    • Rockwell Hardness: 58 HRC, optimized for edge retention and field-sharpening response.
    • Blade Profile: Stiff/Rigid (non-flexible) with a high-taper pointed tip for intricate joint work.
    • Edge Geometry: 14° per side (28° inclusive) utilizing Wusthof’s Precision Edge Technology (PEtec).
    • Handle Material: High-durability Polyoxymethylene (POM), triple-riveted for structural integrity.
    • Manufacturing Origin: Solingen, Germany.
    • SKU: 1040101414 / MPN: 4602.

    Dimensional Measurements

    • Blade Length: 5 in (127 mm).
    • Blade Width: 0.75 in at the heel.
    • Spine Thickness: 1.85 mm at the bolster.
    • Overall Weight: Balanced for mid-hand control.

    Practical Applications & Safety

    • Primary Use: Breaking down poultry, trimming hams, and deboning larger cuts of beef or pork.
    • Joint Navigation: The stiff blade provides the leverage needed to pop joints without the risk of the blade snapping or bending unexpectedly.
    • Safety Guard: The full bolster acts as a physical finger guard, preventing your hand from slipping onto the edge during wet or greasy tasks.

    Specialized Care & Maintenance

    • Cleaning: Hand wash only with mild detergent. Immediate drying is mandatory to maintain the integrity of the X50CrMoV15 alloy.
    • Honing: Use a ceramic or fine-cut steel rod every 2-3 hours of heavy use to realign the 14-degree edge.
    • Storage: Use a dedicated knife block or magnetic bar; avoid loose drawer storage to prevent tip damage.

    Additional Info

    Blade Length (Inches) 5 in.
    Blade Length (mm) 127 mm
    Blade Width (inches) 0.75
    Grind 50/50 Bevel
    Steel Type X50CrMoV15
    Rockwell Hardness 58
    Stainless Yes
    Handle Material Polyoxymethylene (POM)
    Spine Thickness (mm) 1.85
    Brand Wusthof
    Country of Manufacture Germany
    SKU 1040101414
    Manufacturer's Part Number 4602
    Manufacturer's Suggested Retail Price $0.00

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