Shuniu

Professional Electric Knife Sharpener 3-Stage Diamond Abrasive Sharpening System Replaceable Sharpening Heads 15 Precision Angle Guide for Kitchen

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$69.99$99.99

About this item

  • 【Efficient Electric Knife Sharpener】Boasting a 3-stage sharpening system with coarse grinding, fine sharpening, and polishing functions. Equipped with 100% diamond abrasives, stages 1 and 2 efficiently sharpen and refine the blade edge. Stage 3 uses resin polishing discs to finish the blade, restoring your knife to a like-new condition. You’ll get a razor-sharp edge in seconds.
  • 【Premium Diamond Abrasives】This electric kitchen knife sharpener features proprietary diamond abrasives – the hardest natural substance – for quick, effortless edge sharpening. Sharpen kitchen and sports knives quickly and cost-effectively to a razor-sharp finish.
  • 【Professional & Safe Design】With double-layer protection from housing paint and galvanization, a sleek and unique appearance, a powerful motor, and noise-reduction design, this sharpener is built to last.
  • 【User-Friendly Operation】Simply insert the dull knife at an angle and pull it from the heel to the tip. Sharpen each slot 2–5 times to effortlessly restore your knife’s sharpness.
  • 【Replaceable Sharpening Heads for Long-Term Cost Savings】The sharpening heads can be individually removed and replaced. When a head becomes worn or ineffective from long-term use, there’s no need to replace the entire machine. Just swap out the corresponding head, tighten the screws, and restore the sharpener’s full functionality. Compared to integrated sharpeners, this drastically reduces long-term maintenance costs – a single machine can be used for years with on-demand head replacements.
  • 【Versatile Application】Suitable for various straight-edged knives (carving knives, chef’s knives, ceramic knives, paring knives, etc.). A magnetic debris drawer at the bottom collects metal shavings for easy cleanup. This electric sharpener perfectly meets the needs of household knife maintenance.
$69.99
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Product details

MaterialAbs Plastic, Diamond Abrasives, Stainless Steel
BrandShuniu
ColorBlack
Product Dimensions10.5"L x 4.5"W x 3.5"H
Item Weight1 Kilograms
Grit TypeDiamond Abrasive
Number of Items1
ManufacturerShuniu
Manufacture Year2025

Technical specifications

materialAbs Plastic, Diamond Abrasives, Stainless Steel
brandShuniu
colorBlack
product_dimensions10.5"L x 4.5"W x 3.5"H
item_weight2.2 pounds
grit_typeDiamond Abrasive
number_of_items1
manufacturerShuniu
manufacture_year2025
item_model_numberKnife Sharpener
best_sellers_rank#261,410 in Kitchen & Dining ( See Top 100 in Kitchen & Dining ) #928 in Knife Sharpeners
date_first_availableNovember 12, 2025

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Customer reviews

4.6106 ratings
★★★★★

Great results with a little patience

Samantha PrellJanuary 21, 2026✓ Verified purchase

We’ve only used this electric knife sharpener a couple of times so far, but our experience has been positive overall. It definitely improves the sharpness of our knives, even ones that were fairly dull to begin with. The results are good and noticeable, though it does take several passes to get the edge where we want it. This is my first electric knife sharpener, so it might be user error. It’s very easy to use, and the guides make the process feel controlled and safe. We also like that it’s compact and doesn’t take up much counter or storage space. It's not a one-pass solution, especially for very dull knives, but with a little patience, it delivers consistent, satisfying results. So far, we’re happy with the performance and feel it’s a solid choice for an easy-to-use electric knife sharpener. Read more

★★★★★

A sleek, stylish, and effective knife sharpener you'll actually WANT to keep on the counter!

JoshuaJanuary 30, 2026✓ Verified purchase

This thing works really well! It takes up a good bit of space, but the weight/heft of it keep it stable on the countertop, and the action is smooth. I put about 4 different knives through it, in addition to my pocket knife, and it's a very quick way to easily sharpen any smooth bladed knife. My chef knife was PERFECTLY sharp after use. It's design is sleek, attractive, and will fit into any modern kitchen with ease. Read more

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★★★★★

Knife sharpener

Christina JohnsonFebruary 16, 2026✓ Verified purchase

Great item very good quality easy to sharpen knife’s and safely Read more

★★★★★

Wonderful Device

DarylFebruary 11, 2026✓ Verified purchase

Excellent device I highly recommend it. Read more

★★★★★

Does the job well

Rick TaraJanuary 13, 2026✓ Verified purchase

Holy crap, I thought my knives were pretty sharp until today. I can't believe how quick and easy it is to have professional grade sharp knives with this sharpener. Very quiet as a bonus. Read more

★★★★★

Fast and Reliable Knife Sharpener That Brings Blades Back to Life

Jackeline QuintanillaFebruary 17, 2026✓ Verified purchase

I’ve used several knife sharpeners before, and this electric model really stands out for how quick and efficient it is. The three stage sharpening system makes a noticeable difference, especially for knives that have become dull over time. It restores the edge smoothly and leaves the blade feeling sharp and precise again I appreciate the built in angle guide because it helps keep the blade positioned correctly without guessing. That makes it beginner friendly while still giving professional looking results. The diamond abrasive system works well and feels durable, and the sharpening heads being replaceable is a big plus for long term use. Read more

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