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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 4
838 products - Page 4
TKX Co., Ltd.
240+ people viewing
Last viewed: 5 hours ago
■Features The DX wheel is a high-efficiency diamond grinding wheel for surface grinding that can be used in the same way as a GC grinding wheel. It...
Tie Sea Ins
330+ people viewing
Last viewed: 1 day ago
This is a new product "Super Masamune Eco", which has become more affordable with the contents of the ultra -high performance and cutting whetstone...
3 models listed
Sanken Aircraft Co., Ltd.
250+ people viewing
Last viewed: 1 day ago
■Features ・Cutting disc made by HARDY (German brand) introduced ・Best sharpness thanks to ceramic material combination ・Available in 2 types of...
2 models listed
JTEKT Grinding Tools Co., Ltd.
380+ people viewing
■Features A resin bond wheel that excels in high precision and high efficiency machining. Application to high-precision grinding by optimizing abra...
Miniter Co., Ltd.
300+ people viewing
Last viewed: 16 hours ago
■Features ・This is a professional stick whetstone that pursues not only quality and grinding performance but also ease of use. ・We have a rich li...
Xebec Technology Co., Ltd.
150+ people viewing
■Summary The heat-resistant temperature is 200℃, so even ultrasonic tools can be used for long periods of time.
5 models listed
Naniwa Polishing Industry Co., Ltd.
190+ people viewing
Last viewed: 2 minutes ago
■A sharpness that makes cooking fun A double-sided whetstone with the most important basic grain size, the "medium whetstone", and the "finishing w...
Sowa Kasei Co., Ltd.
630+ people viewing
Last viewed: 22 hours ago
■Ceramic fiber whetstone A high-strength and highly elastic whetstone created by combining alumina fiber and thermosetting epoxy resin in a well-ba...
TKX Co., Ltd.
210+ people viewing
■Features MG (Magnesia) The main ingredients of the whetstone are magnesium oxide and magnesium chloride, and the abrasive grains are bonded togeth...
Daigen Shokai Co., Ltd.
260+ people viewing
■Summary ・This is a cup whetstone for the old Daiichi Kikai band saw side grinder. - Grain size hardness is 80-P. 2 pieces for 1 car.
Toyo Polishing Industry Co., Ltd.
280+ people viewing
Last viewed: 6 minutes ago
■Features ・Magnesia whetstone is a whetstone whose main ingredient is oxidized and chlorinated magnesia. ・It has a good sharpness and minimal gri...
JTEKT Grinding Tools Co., Ltd.
500+ people viewing
Last viewed: 1 day ago
■Features Abrasive grain selection that maintains sharp cutting edges for a long time. The adhesion between the abrasive grains and the binder is i...
Miniter Co., Ltd.
240+ people viewing
■Features ・In order to cover a variety of needs, we have prepared grindstones with various types of abrasive grains, bonding agents, and degrees o...
Marto Co., Ltd.
420+ people viewing
Last viewed: 7 hours ago
■Features The CBN blade (B) has the same structure as the metal bond type (M), but the binder (B) is a resin that has much higher heat resistance t...
Sowa Kasei Co., Ltd.
380+ people viewing
■Diamond whetstone A diamond whetstone is a cutting tool used for final finishing. It can be used to refine the surface by removing surface defects...
Naniwa Polishing Industry Co., Ltd.
200+ people viewing
Last viewed: 2 minutes ago
■Summary The Super Whetstone is a top-quality whetstone manufactured by Naniwa Abrasive Industry Co., Ltd., which has put together the technology t...
Tie Sea Ins
440+ people viewing
Last viewed: 8 minutes ago
Super high -performance cutting whetstone "Super Masamune" that realizes the best sharpness and durability. It is a cutting whetstone made in Japan...
2 models listed
TKX Co., Ltd.
180+ people viewing
■Features ・Several types of bending elastic products are available to suit a wide range of grinding tasks, and depending on the selection, they ar...
SHIN-EI GRINDING WHEELS MFG. CO., LTD.
440+ people viewing
Last viewed: 4 minutes ago
JTEKT Grinding Tools Co., Ltd.
340+ people viewing
Last viewed: 6 minutes ago
■Features A resin bond wheel that excels in high precision and high efficiency machining. Application to high-precision grinding by optimizing abra...
Toyo Polishing Industry Co., Ltd.
370+ people viewing
Last viewed: 8 minutes ago
■Features ・It is mainly used by hand with an A-grain whetstone impregnated with oil. ・The whetstone has strong strength and is difficult to lose ...
Toyo Polishing Industry Co., Ltd.
410+ people viewing
Last viewed: 3 hours ago
■Features ・PVA whetstone is a spongy elastic whetstone that uses polyvinyl alcohol as a binder. ・The elastic effect makes it easy to finish the m...
SHIN-EI GRINDING WHEELS MFG. CO., LTD.
440+ people viewing
Last viewed: 6 minutes ago
Cains Co., Ltd.
220+ people viewing
Last viewed: 7 minutes ago
We have a wide range of high-quality, high-precision products manufactured using specially developed abrasive grains such as silicon, ceramic, and ...
Miniter Co., Ltd.
290+ people viewing
■Features ・This is a professional stick whetstone that pursues not only quality and grinding performance but also ease of use. ・We have a rich li...
Naniwa Polishing Industry Co., Ltd.
300+ people viewing
Last viewed: 4 minutes ago
■Summary This product allows you to quickly and satisfactorily sharpen knives made of hardened steel (such as Aogami No. 2), which is difficult to ...
SHIN-EI GRINDING WHEELS MFG. CO., LTD.
430+ people viewing
Last viewed: 4 minutes ago
Toyo Polishing Industry Co., Ltd.
270+ people viewing
Last viewed: 5 minutes ago
■Features ・Rubber whetstone is a type of elastic whetstone that uses rubber as a binding agent. ・It has a more impact-absorbing effect than resin...
Toyo Polishing Industry Co., Ltd.
510+ people viewing
■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. ...
Xebec Technology Co., Ltd.
180+ people viewing
Last viewed: 12 hours ago
■Summary Ideal for polishing and deburring molds ■Features Improved polishing efficiency and grinding wheel strength due to the structure aligned ...
9 models listed