1 / 7Ninja NK32010BL1 NeverDull 10-Piece Knife Set
The Ninja NK32010BL1 NeverDull knife set pairs a 10-piece assortment with a removable sharpener built into its storage block. Removing the sharpener is intended to reduce the block’s footprint, while the listed dimensions are 9.92 x 9.53 x 14.92 inches.
At a glance
- Removable NeverDull sharpener can be stored in the block or off the block.
- The manufacturer claims the sharpener can restore blade sharpness and guarantees sharpness for 10+ years when used and maintained as directed.
- Includes a chef knife, santoku knife, paring knife, four steak knives, kitchen shears, storage block and sharpener.
- Manufacturer says removing the sharpener saves up to 35% more space than its Ninja K12010 block.
Reference price: $249.99
Price checked: Nov 13, 2026
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Pros and cons
Pros
- Removable sharpener offers a choice between keeping it with the block or storing it elsewhere.
- The included chef, santoku and paring knives cover several common kitchen cutting tasks, with four steak knives and shears also listed.
Technical specifications
7 specifications| Brand | Ninja |
|---|---|
| Model | NK32010BL1 |
| Color | Blue |
| Blade material | Stainless Steel |
|---|---|
| Blade edge | Plain |
| Style | Modern |
| Dimensions listed | 9.92 x 9.53 x 14.92 inches |
|---|
What to know before buying
- The 10+ year sharpness guarantee is conditional on use and maintenance as directed. The claimed space reduction applies with the sharpener removed and is compared with the Ninja K12010 block.
What’s in the box
Included- 8-inch chef knife
- 5-inch santoku knife
- 3.5-inch paring knife
- Four 4.5-inch steak knives
- Kitchen shears
- Storage block
- Removable NeverDull sharpener
Who is it for?
A good fit for
- Buyers looking for a knife set with an integrated, removable sharpener and a defined mix of everyday knives, steak knives and shears.
- Kitchens where being able to detach and store the sharpener separately may help manage counter space.
Less suited to
- Buyers seeking a set with more than the listed three general-purpose knives or a specified alternative blade material.

Customer reviews on Amazon
- 5 stars
97% 97% - 4 stars
3% 3% - 3 stars
0% 0% - 2 stars
0% 0% - 1 star
0% 0%
Aggregate customer ratings are strongly positive, with most ratings in the five-star category and a small share in the four-star category. No written feedback is supplied, so the ratings do not establish which features customers liked or any specific drawbacks. They also do not verify the listing’s sharpness, material or space-saving claims.
Frequently asked questions
What is included in the Ninja NK32010BL1 set?
The listed contents are an 8-inch chef knife, 5-inch santoku knife, 3.5-inch paring knife, four 4.5-inch steak knives, kitchen shears, a storage block and a removable NeverDull sharpener.
Can the sharpener be stored separately from the block?
Yes. The listing describes the NeverDull sharpener as removable and says it can be used on the block or stored off the block.
How much space does removing the sharpener save?
The manufacturer claims up to 35% more space compared with the Ninja K12010 block when the sharpener is removed. This is a comparison claim, not a general measurement of counter space.
What does the sharpness guarantee cover?
The listing states a 10+ year sharpness guarantee when the knives are used and maintained as directed.

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