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This section provides an overview for whetstones as well as their applications and principles. Also, please take a look at the list of 4 whetstone manufacturers and their company rankings. Here are the top-ranked whetstone companies as of March, 2026: 1.Falcon Tool Company Inc., 2.NORITAKE, 3.DISCO Corporation.
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Categories Related to Whetstones

A whetstone is, in the broadest sense, a tool, such as "a tool for cutting and polishing rocks and metals."
A whetstone is widely used in a variety of forms, from household to industrial applications.
For home use, a whetstone is commonly used to sharpen kitchen knives, often found in rectangular or block-shaped.
Industrial whetstone is often disk-shaped wheels with a mounting hole in the center that is attached to a power tool.
Whetstones are used in the following applications.
There are various types of bonding agents used in whetstones, depending on the application.
The most commonly used resinoid is made by a process called the "bakelite method."
Next, the principle of how whetstones grind workpieces is explained.
*Including some distributors, etc.
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Falcon Tool Company, Inc. is an American manufacturer based in Traverse City, Michigan, providing tools for industrial applications. The company’s product range includes files, commonly used in industrial jewelry, dental, and hobby industries, as well as abrasives and abrasive stones. The company also offers various cutting tools, including carbide burs and tungsten vanadium steel burs, commonly used for deburring, milling, and finishing. It further provides diamond tools, brushes and wood sticks, and related equipment, such as air grinders and air profilers.
Disco Corporation is a producer of precision cutting and grinding machines founded in Japan last 1937. Aside from manufacturing services, they also offer maintenance, training, refurbishment, and lease of precision cutting and grinding materials. This company is entirely based in Japan with Tokyo as the location for its Head Office. Its three branch offices are located in Osaka, Kyushu, and Sendai. They also have three plants, two of which are in Hiroshima namely, Kure and Kuwabata, while their Chino Plant is in Nagano.
NORITAKE CO., LIMITED, established in 1904 as Nippon Toki Kaisha, Ltd., is a Japanese manufacturer headquartered in Nagoya, Aichi, specializing in tableware and technological products. The company crafts fine porcelain and bone china Western-style tableware, glassware, and cutlery, catering to residential and commercial settings. The company also offers ceramics in various forms, including electronic ceramic powder and engineering ceramics, thick film circuit substrates, and vacuum fluorescent displays. Other offerings include provides grinding and polishing tools, such as grinding and cubic boron nitride (CBN) wheels, as well as coated abrasives. The company further offers filtration systems and thin cut master (TCM) machines.
Gesswein Co, Inc., established in 1914 and headquartered in Bridgeport, Connecticut, is a distributor of jewelers' tools and supplies. The company offers a wide range of products, including additive manufacturing tools, abrasives, bench tools, burs & drills, casting tools, cleaning tools, dust collection tools, engraving tools, power tools, and more. These products are utilized by professionals in the jewelry and metalworking industries for precision work. Gesswein Co, Inc. also provides various services, such as operations review, product sampling, account maintenance, quality control, and price matching.
Ranking as of March 2026
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | Falcon Tool Company Inc. |
43.2%
|
| 2 | NORITAKE |
21.6%
|
| 3 | DISCO Corporation |
18.9%
|
| 4 | Gesswein Co, Inc. |
16.2%
|
Derivation Method
The ranking is calculated based on the click share within the whetstone page as of March 2026. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.Number of Employees
Newly Established Company
Company with a History
*Including some distributors, etc.
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
Japan
|
2 | 66.7% |
United States of America
|
1 | 33.3% |
878 products found - Page 10
878 products - Page 10
Miniter Co., Ltd.
260+ people viewing
■Features -A separate type fine grinding and polishing tool used in combination with a mandrail (shaft). ・Since mandrails can be used repeatedly, ...
Yoshikawa Shoko Co., Ltd.
330+ people viewing
Demonstrates its power on heavy steel and special steel. For work that prioritizes cutting speed over number of cuts. ■Applications For cutting ro...
K’s Material Co., Ltd.
160+ people viewing
Last viewed: 8 hours ago
For cutting hard stones such as red granite
2 models listed
Nakajima Koki Co., Ltd.
470+ people viewing
Last viewed: 1 day ago
■Applications Polishing, discoloration removal, stain removal, oxide film removal, fine chamfering, finishing, etc. ■Features - For finishing prec...
Miniter Co., Ltd.
210+ people viewing
Last viewed: 15 hours ago
■Features ・Polishing wood and polishing metal are different from vitrified whetstones, which have different coarse grains and grain sizes. ・Pleas...
Daigen Shokai Co., Ltd.
140+ people viewing
Last viewed: 1 day ago
■Summary ・Whetstone for Shindaiwa sharpening machine. -For 11BC deck saw. ・There are three thicknesses: 4.0mm, 4.8mm, and 8.0mm.
Yoshikawa Shoko Co., Ltd.
300+ people viewing
A general steel cutting whetstone that increases productivity with reliable sharpness and outstanding wear resistance. The standard cutting wheel t...
Japan Resibon Co., Ltd.
340+ people viewing
Last viewed: 1 day ago
■High-performance whetstone that can be used for everything from stainless steel to cast metals. ・Compatible with a variety of steel materials by ...
Japan Resibon Co., Ltd.
360+ people viewing
Last viewed: 1 day ago
■Able to cut edges and cut quickly. ・Edge cutting is possible due to the offset shape ・Pursuing a lower cutting position so that you can cut clos...
Daigen Shokai Co., Ltd.
130+ people viewing
Last viewed: 1 day ago
■Summary ・Whetstone for Shindaiwa sharpening machine. ・There are three thicknesses: 4.0mm, 4.8mm, and 8.0mm.
Yoshikawa Shoko Co., Ltd.
310+ people viewing
Last viewed: 19 hours ago
Super cutting wheel. For stainless steel and metal. Amazing durability. ■Features Smooth cutting and sharp machinability. Demonstrates its power o...
Japan Resibon Co., Ltd.
370+ people viewing
Last viewed: 1 day ago
■God speed. Our No.1 cutting speed ・Fastest cutting speed in Resibon history (as of September 2019) ・Reduce work time
Yoshikawa Shoko Co., Ltd.
390+ people viewing
Last viewed: 17 hours ago
Resiton Kin no Tamago is the most popular cutting wheel, gaining overwhelming support from users for its outstanding durability and sharpness. ■Fe...
Daigen Shokai Co., Ltd.
180+ people viewing
Last viewed: 1 day ago
■Summary ・Whetstone for Shindaiwa sharpening machine. ・There are three thicknesses: 4.0mm, 4.8mm, and 8.0mm.
Japan Resibon Co., Ltd.
300+ people viewing
Last viewed: 1 day ago
■Product overview The amazing grinding speed significantly shortens work time, reducing total costs. ■Grinding and polishing is now complete ・Fle...
Japan Resibon Co., Ltd.
390+ people viewing
Last viewed: 1 day ago
■Recommended cutting wheels - Cuts very well and lasts a long time ・The 0.8mm type has a smoother start of cutting.
Daigen Shokai Co., Ltd.
170+ people viewing
Last viewed: 11 hours ago
■Summary A flat whetstone for sharpening circular saws.
Japan Resibon Co., Ltd.
300+ people viewing
Last viewed: 1 day ago
■ Lasts longer than skill touch ・By adopting <3M> <Cubitron>, it is compatible with grinding and polishing of various steel materials. ・Very long...
Japan Resibon Co., Ltd.
290+ people viewing
Last viewed: 6 hours ago
■Whetstone that makes grinding work gentler ・Low vibration and noise, making it easy for workers ・Large contact area for good scraping ・Very lon...
Daigen Shokai Co., Ltd.
220+ people viewing
Last viewed: 1 day ago
■Summary - Convenient for cutting sheet metal, round bars, pipes, angles, stainless steel products, etc. ・Use with an electric disc grinder. - Sin...
Miniter Co., Ltd.
240+ people viewing
Last viewed: 1 day ago
■Features - A CBN bar for precision grinding made of ceramic powder compressed and fired at high pressure. - CBN abrasive grains are distributed th...
TSUBOSAN
160+ people viewing
Last viewed: 9 hours ago
■Applications The file body is already magnetized, so chips will not be scattered. ■How to use ・Wipe the dirt off the knife with a cloth. ・Hold ...
Daigen Shokai Co., Ltd.
180+ people viewing
Last viewed: 1 day ago
■Summary Convenient for cutting sheet metal, round bars, pipes, angles, stainless steel products, and more. Use with electric disc grinder. It's su...
Japan Resibon Co., Ltd.
290+ people viewing
Last viewed: 1 day ago
■Compatible with various steel materials ・By using <3M> <Cubitron> abrasive grains, it can be used for grinding and polishing various steel materi...
Japan Resibon Co., Ltd.
330+ people viewing
Last viewed: 1 day ago
■Can cut better than skill touch ・By adopting <3M> <Cubitron>, it can handle grinding and polishing of various steel materials. ・Can be cut very ...
Daigen Shokai Co., Ltd.
150+ people viewing
Last viewed: 3 minutes ago
■Summary A rough whetstone for polishing machines such as planar blades and super-finish blades. There is one for Shinx, one for Takekawa (Amitec),...
Japan Resibon Co., Ltd.
410+ people viewing
Last viewed: 1 day ago
■The industry's first bendable whetstone ・High flexibility allows polishing of curved surfaces ・Suitable for various steel materials with a wide ...
Miniter Co., Ltd.
240+ people viewing
Last viewed: 15 hours ago
■Features - Optimum free polishing can be performed because the abrasive is absorbed less and the abrasive grains are properly retained on the surf...
Japan Resibon Co., Ltd.
420+ people viewing
Last viewed: 1 day ago
■Not only for concrete but also for black scale removal work ・Ideal for concrete repair ・Efficiently removes black skin
Daigen Shokai Co., Ltd.
220+ people viewing
Last viewed: 1 day ago
■Summary A rough whetstone for polishing machines such as planar blades and super-finish blades. There is one for Shinx, one for Takekawa (Amitec),...