Flat Grind vs. Hollow Grind

Flat Grind vs. Hollow Grind: What’s the Difference and When to Use Each

When choosing the right knife for the job, the type of blade grind can make a big difference. Two of the most common grinds you’ll find in professional cutlery are flat grind and hollow grind. While they may appear similar at first glance, each offers unique advantages depending on the task at hand. Understanding the difference helps ensure you’re using the most effective tool in your kitchen or workspace.

 

What Is a Flat Grind?

A flat grind tapers in a straight line from the spine of the blade all the way down to the edge, forming a V-shape. This type of grind provides a balanced profile that’s both sturdy and reliable, with more steel supporting the edge.

Key Benefits:

  • Strong edge support
  • Withstands tougher cutting tasks
  • Easier to maintain and sharpen evenly

Best for:

  • General food prep
  • Chopping through firmer ingredients
  • All-purpose kitchen use

 

What Is a Hollow Grind?

A hollow grind is characterized by a concave shape on each side of the blade. These scooped-out bevels reduce the amount of material behind the edge, resulting in a thinner cross-section.

Key Benefits:

  • Reduces drag when cutting through soft materials
  • Excels in precision work
  • Allows for finer control during delicate tasks

Best for:

  • Boning and filleting
  • Slicing through soft proteins or fruits
  • Tasks that require precision and finesse

 

Sharpening Differences: Flat vs. Hollow

No matter the grind, regular sharpening is essential to keep your knives safe and effective. However, the frequency and technique differ slightly between the two.

Flat Grind:

  • Ease of sharpening: Easier to sharpen consistently due to the straight bevel.
  • Frequency: Withstands more wear and tear, so may not require sharpening as often—ideal for high-volume kitchens.

Hollow Grind:

  • Ease of sharpening: Requires more care to maintain the concave profile; best sharpened with finer stones or professional equipment.
  • Frequency: Needs to be touched up more often, especially when used on delicate proteins.

 

Final Thoughts

Blade geometry matters. Whether you’re slicing, chopping, or filleting, the grind you choose impacts efficiency, control, and maintenance. At Dexter-Russell, we craft both flat and hollow grind knives to suit the needs of professional chefs, butchers, and foodservice operators—because the right tool makes all the difference.

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