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Rolling Knife Sharpener Kit — Diamond Disc & Magnetic 15°/20° Angle Block

$34.99

& Free Shipping
  • Sharp in minutes — roll the disc along the edge, no whetstone skills needed
  • Steady 15° or 20° angle — a magnetic block holds the blade in place
  • Coarse + fine discs — a 400-grit diamond disc resets the edge, a fine disc polishes it
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Card payment at checkout
  • Free US shipping on every order
  • Delivered in 6–10 business days, with tracking
  • 61-day returns

Description

This rolling knife sharpener brings a dull kitchen knife back to a clean, even edge in a few minutes, with no whetstone skills needed. It is made for home cooks who want sharp knives for everyday prep and for holiday carving, without soaking a stone or guessing the angle. A magnetic block holds the blade at a steady 15° or 20°, and you simply roll the disc along the edge.

Why You’ll Love the Rolling Knife Sharpener

  • Steady angle every pass: the magnetic block holds the blade still at 15° or 20°, which is the hardest part of sharpening by hand.
  • Two discs, two jobs: a coarse 400-grit diamond disc resets a dull edge, and a fine disc on the other end of the rolling knife sharpener smooths and polishes it.
  • Two angles in one block: 20° for most everyday and Western chef’s knives, 15° for thinner, finer-edged blades.
  • No soaking, no setup: unlike a traditional whetstone, the rolling knife sharpener has nothing to soak or flatten before you start.
  • Counter-friendly size: the roller is about 2.2 × 3.3 in (5.5 × 8.4 cm) and the block about 4.0 × 2.2 × 0.9 in (10.4 × 5.7 × 2.4 cm), so the kit stores in a drawer.
  • A practical gift: a useful present for a new home, a wedding registry or the person who cooks Thanksgiving dinner.

How It Works

  1. Pick the angle: place the blade flat on the 20° side for everyday knives or on the 15° side for thin blades. The magnet holds it in place.
  2. Roll the coarse diamond disc along the full length of the edge 10 to 20 times, then flip the knife and repeat on the other side.
  3. Finish with the fine disc to refine the edge, wipe the blade, and test it on a sheet of paper or a tomato.
rolling knife sharpener – in use next to a chef knife

Specifications

MaterialWood-tone roller and block with metal sharpening discs
DiscsCoarse diamond disc (400 grit) + fine finishing disc
Angles15° and 20° (magnetic angle block)
Roller sizeAbout 2.2 × 3.3 in (5.5 × 8.4 cm)
Block sizeAbout 4.0 × 2.2 × 0.9 in (10.4 × 5.7 × 2.4 cm)
Package weightAbout 13.4 oz (380 g)
UseStraight-edge kitchen knives; not for serrated blades

What’s in the Box

  • 1 × rolling sharpener (2 discs)
  • 1 × magnetic angle block (15° / 20°)

Shipping & Returns

Free US shipping — delivered in 6–10 business days (1–3 days processing + 5–7 days in transit), with tracking. 61-day returns — see our return policy.

FAQ

Which angle should I use?

Use 20° for most Western chef’s knives and everyday kitchen knives. Use 15° for thinner blades that were sharpened at a finer angle. If you are not sure, start with 20°.

How often should I use the rolling knife sharpener?

For a home kitchen, a full session with the coarse disc every few weeks is usually enough. Between sessions, a few passes with the fine disc keep the edge crisp.

Does it work on serrated knives?

No. The rolling knife sharpener is designed for straight-edge kitchen knives such as chef’s, santoku and utility knives.

Is it safe to use?

Keep your fingers behind the spine of the blade and always roll the disc along the edge, never toward your hand. Store the kit out of reach of children and keep the magnetic block away from cards and phones.

How do I clean it?

Brush the metal dust off the rolling knife sharpener discs with a dry cloth after each session, and wipe the knife before using it on food.

Why does the angle matter?

A consistent angle produces a clean, even bevel. You can read more about knife sharpening and edge angles.

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Additional information

Color

Wood Brown

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Rolling Knife Sharpener – roller and 15°/20° magnetic angle blockRolling Knife Sharpener Kit — Diamond Disc & Magnetic 15°/20° Angle Block