Question 1

Do you need water or oil when sharpening?

Accepted Answer

Avoid using water when sharpening.The iron powder on the surface of the grindstone may rust.After testing, there is little difference in sharpening performance between oil and dry sharpening, so no oil is required.

Question 2

Black marks appear on the surface after using the whetstone.Does this mean diamonds have worn out?

Accepted Answer

No, the black marks are the dirt that is attained by sharpening and not indicate diamond wear.These marks do not affect the sharpening performance and can be left as is.Light stains can be removed with an eraser.For stubborn stains, use Bar Keepers Friend and let it dry.

Question 3

Should you apply strong pressure when sharpening with this diamond whetstone?

Accepted Answer

Avoid excessive stressToo much pressure will cause the diamond to wear faster and shorter life.Polishing with light pressure will extend the life of the diamond particle

Question 4

How long can I use it?

Accepted Answer

Life may vary depending on the frequency of use, the hardness of the material being sharpened and how you care for.If properly maintained, it will last for more than 3-4 times a week.Regular cleaning and using light pressure is the key point for long lasting durability.

Question 5

What is the cause of rust? How should I deal with it?

Accepted Answer

The base of this product is made of stainless steel so it will never rust.The rust shown is oxidized by iron powder remaining on the surface of the whetstone.Otherwise, it may happen if not properly cleaned.Made from Bar Keepers Friend powder cleaner, this base is made of stainless steel so it will never rust.The rust shown is oxidized by iron powder remaining on the surface of the whetstone.Otherwise, it may happen if not properly cleaned.Use Bar Keepers Friend powder cleaner to remove dirt and dry the whetstone.

Question 6

How to clean diamond whetstones?

Accepted Answer

To clean the whetstone, wipe gently with a dry paper towel.If there is a clog, use a rubber eraser or nylon brush to remove the whetstone will return to its original state.

ASIN	B07WJJLFMX
Amazon Bestseller	#3,562 in DIY, Tools & Garden ( See Top 100 in DIY, Tools & Garden ) #8 in Sharpening Stones
Brand Name	SHARPAL
Color	Classic Version, Black
Country of Publication	China
Customer Reviews	4.1 4.1 out of 5 stars (3,099)
Grit Type	Coarse, Extra Fine
Included Components	Item
Item Dimensions L x W x H	21.5L x 3.5W x 1.3H cm
Item Weight	150 Grams
Manufacturer	Sharpal Inc.
Manufacturer Part Number	121N
Material Type	earbuds
Model Number	121N
Number of Items	1
UPC	814744020435 814744020718
Unit Count	1.0 Count

SHARPAL 121N Stick Type Knife Sharpener, Double-Sided Diamond Whetstone, Diamond Sharpener, Axe Whetstone, Coarse Sharpening, Fine Sharpening, Coarse Sharpening Surface, 325, Finishing Surface 1200

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