All he needs for sharpening is water and the angle guide for the correct blade angle. - Dual-sided whetstone: 1000 grit on one side and 6000 grit on the reverse; stone uses water (vs. oil) for sharpening; cleans easily with water.
eBay
Multipurpose Drill Bit Grinding Sharpener ,Electric Impact Drill Knife Sharpener ,Disposable Double-sided Polishing
Aliexpress UK
The whetstone is made of premium white corundum.It has excellent features of self-sharpening. Material of Whetstone: white corundum. Type: Whetstone. It is perfect for finishing and polishing the edge.
eBay
1pc Electric Knife Sharpener Multifunctional Automatic Professional 4 Gears Kitchen Electric Knife Sharpener Kitchen Accessories
Aliexpress UK
The 400 - 1000 Grits Dual Japanese Knife Sharpening Whetstone Waterstone Water Wet Stone Sharpener is a must-have tool for anyone who wants to maintain the sharpness and edge of their knives. This dual whetstone features two different grits - 400 grit on one side and 1000 grit on the other - which allows you to sharpen and refine your knives to a razor-sharp edge.
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Grinding Stone Electric Knife Sharpener Wind Power Mower Wear Resistant Knife Sharpener Grinding Head Tool
Aliexpress UK
The whetstone is made of premium white corundum.It has excellent features of self-sharpening. Material of Whetstone: white corundum. Type: Whetstone. It is perfect for finishing and polishing the edge.
eBay
Kitchen Electric Knife Sharpener Multifunctional Automatic Professional 4 Gears Electric Knife Sharpener Kitchen Accessories
Aliexpress UK
The Powerfix Diamond Sharpening Block offers four different grain sizes for both wet and dry grinding, making it versatile for all standard knives and scissors. With a focus on sharpening, this tool from Powerfix ensures precision and sharpness. Perfect for home kitchens or professional use, this block provides a convenient and efficient way to keep your knives in top condition. New, unopened.
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Compact USB powered electric knife sharpener suitable for home kitchens - automatic portable knife and scissor sharpener, durabl
Aliexpress UK
This generous 6" sharpening stone provides quick, easy and effortless sharpening. DIAMOND SHARPENING STONE. No oil lubrication needed, only requires water.
eBay
Electric Knife Sharpener Multifunction Household Fast Grind Knife Tool Small Automatic Knife Sharpener for Home Kitchen
Aliexpress UK
The whetstone is made of premium white corundum.It has excellent features of self-sharpening. Material of Whetstone: white corundum. Type: Whetstone. 1000/6000 Sharpening Stone Set Double Sided Knife Sharpener Water Wet Stone.
eBay
1Ps Sharpener Household Multi-Functional Three-Section Sharpening Stone Fast Ceramic Sharpening Stone Tool Sharpener
Aliexpress UK
The whetstone is made of premium white corundum.It has excellent features of self-sharpening. Material of Whetstone: white corundum. Type: Whetstone. It is perfect for finishing and polishing the edge.
eBay
1pc Electric Knife Sharpener Multifunctional Automatic Professional 4 Gears Kitchen Electric Knife Sharpener Kitchen Accessories
Aliexpress UK