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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 May, 2026: 1.Falcon Tool Company Inc., 2.NORITAKE, 3.Gesswein Co, Inc..
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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 May 2026
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | Falcon Tool Company Inc. |
43.6%
|
| 2 | NORITAKE |
20.5%
|
| 3 | Gesswein Co, Inc. |
17.9%
|
| 4 | DISCO Corporation |
17.9%
|
Derivation Method
The ranking is calculated based on the click share within the whetstone page as of May 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% |
838 products found - Page 2
838 products - Page 2
Kuroda Co., Ltd.
180+ people viewing
■Summary The number of sheets used can be significantly reduced. Minimizes the generation of dust and whetstone debris ■Applications ・Carbide too...
6 models listed
TKX Co., Ltd.
410+ people viewing
■Features SP whetstone is an elastic whetstone with unique spongy physical properties made from polyvinyl formal (PVFM) as a binding material. The ...
Yamato Grinding Co., Ltd.
420+ people viewing
Last viewed: 4 hours ago
Our company has been providing Japanese-made India as an oil-filled OILSTONE, but with the aim of producing even higher quality products, we have f...
Xebec Technology Co., Ltd.
210+ people viewing
■Summary ・Ideal for removing burrs that occur at the hole opening and exit side (back deburring) that occur after hole drilling, and for removing ...
7 models listed
Cains Co., Ltd.
300+ people viewing
It has excellent grinding and polishing power because it uses a special ceramic filler.
International Diamond Co., Ltd.
270+ people viewing
Overview ■Development of Variastar Over the years, mold parts, precision parts, precision jigs and tools, etc. are required not only to have a roug...
TKX Co., Ltd.
270+ people viewing
Last viewed: 6 hours ago
■Features Because pores are formed by foaming, the shape of the pores and abrasive grains is significantly different from conventional porous grind...
Oriental Diamond Tool Research Institute Co., Ltd.
410+ people viewing
Last viewed: 21 minutes ago
SHR (Super Heat Resisting Resin Bond) wheels have significantly improved the short lifespan, which was the weak point of resin bonds up until now, ...
Sowa Kasei Co., Ltd.
420+ people viewing
Last viewed: 1 day ago
■Ceramic diamond fiber whetstone Seraton Diamond combines alumina fibers and diamond abrasive grains using unique fiber orientation technology. The...
Naniwa Polishing Industry Co., Ltd.
160+ people viewing
Last viewed: 5 hours ago
■Summary ・Craftsman specifications for high-quality blade attachment ・It is possible to quickly sharpen even highly hardened steel materials that...
Toyo Polishing Industry Co., Ltd.
420+ people viewing
Last viewed: 2 hours ago
■About vitrified whetstones ・This whetstone uses clay, glass, etc. as raw materials and is fired at a high temperature of 1,200 to 1,300 degrees. ...
Sowa Kasei Co., Ltd.
380+ people viewing
Last viewed: 16 hours ago
■Pink whetstone with shaft PA light pink alumina It has higher toughness, hardness, and better shape retention than WA, so it has a longer dressing...
Daigen Shokai Co., Ltd.
290+ people viewing
Last viewed: 1 day ago
■Summary A cup whetstone for chipper knife polishing machines. Grain size hardness is 46-J.
Japan Resibon Co., Ltd.
280+ people viewing
Last viewed: 3 minutes ago
■Whetstone for grinding castings ・Offset grindstone for casting ・Economical as it does not clog easily and can be used till the end ・Easy to sha...
Naniwa Polishing Industry Co., Ltd.
310+ people viewing
■Summary ・With the excellent grinding power of carbide diamond abrasive grains, even blades made of hard steel can be sharpened quickly. ・The whe...
Ishikura Shoten Co., Ltd.
270+ people viewing
Last viewed: 4 hours ago
■Specifications Ideal for flat and curved surface polishing and small-edge polishing of various decorative stones, marble, and Mikage stone.
5 models listed
JTEKT Grinding Tools Co., Ltd.
460+ people viewing
Last viewed: 16 hours ago
■Features This is an electroplated CBN wheel used for high precision profile grinding of CVT ball grooves, compressor vane grooves, etc. It is poss...
Sowa Kasei Co., Ltd.
490+ people viewing
Last viewed: 10 hours ago
Marto Co., Ltd.
400+ people viewing
■Features This is an all-blade type (no base metal) cutting whetstone manufactured by using green carborantum (high-purity silicon carbide) as the ...
K’s Material Co., Ltd.
170+ people viewing
Last viewed: 1 minute ago
2 models listed
Sanken Aircraft Co., Ltd.
320+ people viewing
Last viewed: 10 hours ago
■Abrasive grain Zirconia Z ■Description Flap disc, SP-specific use ■Applicable materials stainless steel, iron, cast iron ■Applications Removing...
3 models listed
TKX Co., Ltd.
340+ people viewing
Last viewed: 2 hours ago
■Features TRB (TKXRINGBUFF) whetstone is a whetstone with TKX's unique structure that has a rubber elastic layer and general whetstone characterist...
Oriental Diamond Tool Research Institute Co., Ltd.
440+ people viewing
Last viewed: 20 minutes ago
An electroplated whetstone has a plating layer formed on the surface of the base metal (blank), and diamond abrasive grains or cBN abrasive grains ...
Toyo Polishing Industry Co., Ltd.
350+ people viewing
Last viewed: 5 minutes ago
■Features -A cutting whetstone used when cutting precision is required or when cutting expensive materials. ・Used with high-speed cutting machines...
Miniter Co., Ltd.
280+ people viewing
Last viewed: 2 minutes ago
■Features We have a lineup of rubber grindstones of representative sizes for each processing purpose. ■Compatible materials ・Tool steel, alloy st...
Daigen Shokai Co., Ltd.
300+ people viewing
Last viewed: 16 hours ago
■Summary A cup whetstone for chipper knife polishing machines. Grain size hardness is 36-J.
TKX Co., Ltd.
240+ people viewing
Last viewed: 1 day ago
■Features The RCX wheel is a receramic bonded super-abrasive DDG whetstone that is effective for double-headed polishing where the whetstones face ...
Cains Co., Ltd.
310+ people viewing
Last viewed: 2 minutes ago
Grinding and polishing are possible at the same time due to the special bond and abrasive grains inside the elastic body.
Japan Resibon Co., Ltd.
350+ people viewing
Last viewed: 4 minutes ago
■Standard product with beautiful finish - Uniform and beautiful finish even on uneven surfaces ・Low vibration and noise, making it easy for workers