Four Star, 5.5-inch, Flexible Boning Knife, large 1
Four Star, 5.5-inch, Flexible Boning Knife, large 2
Four Star, 5.5-inch, Flexible Boning Knife, large 3
Four Star, 5.5-inch, Flexible Boning Knife, large 4
Four Star, 5.5-inch, Flexible Boning Knife, large 5
Four Star, 5.5-inch, Flexible Boning Knife, large 6
  • Four Star, 5.5-inch, Flexible Boning Knife, small 1
  • Four Star, 5.5-inch, Flexible Boning Knife, small 2
  • Four Star, 5.5-inch, Flexible Boning Knife, small 3
  • Four Star, 5.5-inch, Flexible Boning Knife, small 4
  • Four Star, 5.5-inch, Flexible Boning Knife, small 5
  • Four Star, 5.5-inch, Flexible Boning Knife, small 6
  • Video 1 for 5.5-inch, Flexible Boning Knife

ZWILLING Four Star 5.5-inch, Flexible Boning Knife

$104.99
Promotion Details Get a FREE STAUB Tools 3-piece Starter Set ($50 value) with purchase of $150+. Offer ends on 12/31/2025 at midnight, and available while supplies last. Some exclusions may apply.

Ergonomic, German-made knife with a sleek, matte black design

  • Made from special formula high carbon stainless steel
  • Ice-hardened FRIODUR blade stays sharper, longer
  • Made in Germany
4.8
()
{"no-color-14-cm_5.50-inch":{"color":{"displayName":"no-color","ID":"no-color","isSelectable":true,"isSelected":true,"isColorSwatch":true,"swatchClass":"selectable","swatchImageUrl":{},"resourceVariationNotAvailable":"color no-color is not available for this combination"},"size":{"displayName":"5.50 inch","ID":"14-cm_5.50-inch","isSelectable":true,"isSelected":true,"isColorSwatch":false,"swatchClass":"selectable","resourceVariationNotAvailable":"size 5.50 inch is not available for this combination"},"productId":"31086-143-0","linkUrl":{},"isOrderableInMaster":true,"isStockAvailable":true}}
In Stock
This product is currently in-stock.
Check store availability
Availability:
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
Check store availability

Earn 104 points in our free Rewards Program.

Free shipping above $79 Hassle-free returns Direct from manufacturer

This 5.5-inch boning knife features a long, thin, flexible blade for precision trimming when separating meat from bones and joints.

Four Star knives are made of proprietary special formula steel that has been perfected for almost 300 years. Combined with ZWILLING’s signature ice-hardening technique, these FRIODUR blades are harder, sharper, they will not stain or chip, and they retain their sharpness longer. Precision forged from a single piece of steel, the SIGMAFORGE knives have an exceptionally sturdy, balanced, and flexible blade.

  • Made from special formula high carbon stainless steel
  • SIGMAFORGE - Single piece, forged knife
  • Ice-hardened FRIODUR blade stays sharper, longer
  • Precision-honed blade and laser-controlled edge for superior sharpness
  • Ergonomic, polypropylene handle
  • 57 Rockwell Hardness = excellent edge retention
  • Dishwasher safe, handwashing recommended
  • Made in Germany

  • Item no. 31086-143
Characteristics
  • Country of origin: Germany
  • Substance: special formula steel
  • Type of handle: concealed tang
  • Type of edge: fine edge
  • Edge finishing: V-edge
  • Manufacturing method: forged
  • Blade hardness (HRC): 55-58 HRC
  • Colour handle: black matte
  • Substance handle: plastic
Measurements
  • Net weight: 0.27 lbs
  • Length of product: 10.31 in
  • Width of product: 0.87 in
  • Height of product: 1.18 in
  • Blade length: 5.51 in
  • Handle length: 4.84 in
  • Handle width: 0.87 in
  • Blade width: 0.04 in
  • Blade thickness: 0.04 in

User manual
ZWILLING Four Star 5.5-inch, Flexible Boning Knife
4.8
()
104.99
Added to basket View basket checkout

FAN-FAVORITE KNIFE SERIES

Four Star is our top-selling knife series. Backed with over 280 years of knifemaking tradition, this celebrated collection is the model of safety, ergonomics, and comfort.

Discover All Four Star Knives

SUPERIOR CRAFTSMANSHIP

Four Star knives are made of proprietary special formula steel that has been perfected for almost 300 years.

RAZOR-SHARP EDGE

ZWILLING’s signature ice-hardened FRIODUR blades are harder, sharper, they will not stain or chip, and they retain their sharpness longer.

BALANCED BLADE

Precision forged from a single piece of steel, the SIGMAFORGE knives have an exceptionally sturdy, balanced, and flexible blade.

COMFORTABLE HANDLE

Four Star polypropylene handles are ergonomically shaped for maximum comfort in the hand, making meal prep a breeze.

QUICK CLEAN UP

No-fuss cleanup, in the dishwasher or by hand. Stain and rust-free blades.

MADE IN GERMANY

We own our cutlery factory so we can control the quality at every step of the production, ensuring knives that last a lifetime.

 
 
 
 

Four Star Cutlery

ZWILLING FOUR STAR CUTLERY SERIES

Reviews & Questions