All Categories
History
This section provides an overview for diamond tools as well as their applications and principles. Also, please take a look at the list of 5 diamond tools manufacturers and their company rankings. Here are the top-ranked diamond tools companies as of October, 2025: 1.Syntec Diamond Tools, Inc., 2.Schott Diamantwerkzeuge GmbH, 3.Sidley Diamond Tool Company.
Table of Contents
Categories Related to Diamond Tools
Diamond Tools refer to tools and cutting instruments manufactured using extremely hard natural diamonds or synthetic diamonds as materials.
Diamond (single crystal) is utilized in cutting tools for metal processing, grinding wheels, wire saws, and polishing due to its high hardness. While Diamond Tools (single crystal) can achieve a very sharp cutting edge with a long lifespan and high performance, their complex shaping is challenging, and their manufacturing cost is high, making them relatively expensive. Consequently, they are employed in applications that demand very high precision and durability.
However, diamonds possess cleavage properties along crystal planes, and their hardness may not be consistent. For processing complex shapes, synthetic polycrystalline diamond (PCD) is commonly used. Being polycrystalline, PCD is an assembly of single crystals facing various directions, providing strength from all angles and exhibiting resistance to cleavage.
The primary applications of Diamond Tools include:
PCD tools are preferred over carbide and ceramic tools in the production of high-quality parts and the machining of difficult-to-cut materials. Due to their durability and performance, they are widely adopted in various industries, including automotive and aerospace, for processing materials such as aluminum, superalloys, CFRP, and other highly resistant materials.
Diamond core bits and diamond wire saws are used to cut construction materials such as concrete, asphalt, and stone. They play a crucial role in drilling and cutting operations on construction sites.
Diamond tools are employed in cutting, polishing, and carving natural and synthetic stones. Artists and stonemasons use them to realize artistic projects.
In the electronics industry, diamond tools are used for precision work such as cutting and polishing silicon wafers and semiconductor manufacturing processes. The hardness of diamonds proves valuable in this field where high precision is required.
In addition to being valued as gemstones, diamonds are used as tools to cut, polish, and carve other gemstones. They find extensive use in the jewelry industry.
Diamond-bladed scalpels and drills are used in surgeries, such as neurosurgery and dental procedures. Diamond blades are precise and extremely sharp.
Diamonds are used in specialized scientific equipment like high-pressure high-temperature experiments and diamond anvil cells.
The principle of Diamond Tools is based on utilizing the extreme hardness and wear resistance of diamonds when cutting, shaping, or removing other materials.
Diamond is one of the hardest substances on Earth, having a hardness of 10 on the Mohs hardness scale, indicating its significantly greater hardness compared to most other materials. Consequently, diamond provides wear resistance when cutting or shaping various materials.
Diamonds used in tools are typically attached to a metal or ceramic substrate. They are fixed to these substrates, functioning as the cutting edge of the tool. Additionally, techniques such as sputtering, chemical vapor deposition (CVD), and physical vapor deposition (PVD) are employed to coat surfaces with a layer of diamond by depositing carbon atoms, enhancing the tool's hardness.
Importantly, diamonds experience minimal wear during cutting operations. This attribute allows Diamond Tools to maintain high performance over extended periods. While other materials would quickly wear out, Diamond Tools effectively continues cutting materials. Furthermore, diamonds exhibit excellent thermal conductivity. This property ensures that heat generated during cutting is quickly dissipated, preventing the accumulation of heat and extending the tool's lifespan.
However, due to the nature of diamonds as clusters of carbon atoms, they are not suitable for cutting iron-based steel. When processing iron-based steel, the absorption of carbon atoms into the iron at elevated blade temperatures can lead to edge wear or damage. Additionally, Diamond Tools excels in providing precise cutting and polishing, delivering high-quality finishes. This is particularly crucial in applications requiring precise workmanship or high-dimensional accuracy.
The main types of Diamond Tools include:
Manufactured by shaping single crystal diamonds or polycrystalline diamonds onto cutting tools, such as drills, reamers, end mills, and bits made of materials like cemented carbide and tool steel. These tools are versatile, allowing various machining operations like drilling, grooving, milling, and cutting.
Produced with different bonding materials such as metal bonds or resin bonds, these wheels are used to cut hard materials like metal, ceramics, glass, and stone. They find widespread use in the construction, manufacturing, and processing industries.
These grinding wheels have diamond particles fixed to the surface and are used to polish metal and hard materials. They are utilized in metalworking, gemstone processing, and precision engineering.
Suitable for cutting stone and concrete, these wire saws are employed in construction, stone processing, and environmental surveys.
Used for drilling holes in materials like concrete, asphalt, and stone. They are common in construction and geotechnical investigations.
Used by artists and craftsmen to carve materials such as stone, wood, glass, and metal, contributing to the creation of artistic projects.
Utilized for drilling holes in concrete and stone, these bits are commonly used in construction projects.
Diamond cutters are employed in various cutting tools, ranging from surgical scalpels to glass cutters. Diamond abrasive stones and papers with diamond abrasives are used for tool sharpening and polishing tasks.
These represent some of the main types of Diamond Tools, each suited for specific applications, including cutting, machining, polishing, carving, and more, across various industries.
*Including some distributors, etc.
Sort by Features
Sort by Area
Sidley Diamond Tool Company is an ISO 9001-certified custom manufacturer of metalworking components established in 1956 and located in Garden City, Michigan, USA. The company offers grinding wheels for surface finishing or abrasive cutting processes, diamond dressing discs for cleaning or shaping grinding wheels, and single-pass hones for sizing and surface finishing of bores. It also offers cluster diamond tools, dressing rolls, and plated wheels. The company chiefly serves clients in the industrial manufacturing, automation, and engineering sectors.
Schott Diamantwerkzeuge GmbH is a German diamond tools manufacturer that was established in 1975 in Stadtoldendorf, Lower Saxony. The company’s products include diamond ceramic and glass processing tools such as cutters and drills, medical and dental equipment such as galvanic grinding tools, and electroplated ultrasonic tools for brittle hard materials. It also offers related accessories such as flushing brushes and adaptors. The company’s products are commonly used in the glassworking, ceramic, automotive, aerospace, and watchmaking industries.
Ranking as of October 2025
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | Syntec Diamond Tools, Inc. |
27.4%
|
| 2 | Schott Diamantwerkzeuge GmbH |
21.9%
|
| 3 | Sidley Diamond Tool Company |
21.9%
|
| 4 | Toolgal |
16.4%
|
| 5 | Diamond Tool Mfg. |
12.3%
|
Derivation Method
The ranking is calculated based on the click share within the diamond tools page as of October 2025. 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 (%) |
|---|---|---|
|
United States of America
|
1 | 50.0% |
|
Germany
|
1 | 50.0% |
466 products found - Page 2
466 products - Page 2
Miniter Co., Ltd.
160+ people viewing
■Features -A separate type tool used in combination with a mandrail (shaft). ・Since mandrails can be used repeatedly, there is less waste after us...
Taikatsu Sangyo Co., Ltd.
190+ people viewing
■Points ・We have a wide range of tools and equipment needed for everyday use. ・A wide variety of products including chip saws, lawn mowers, ceili...
A.L.M.T. Corp.
290+ people viewing
Last viewed: 20 hours ago
■Product overview High precision and high efficiency dressing possible. The RZ type uses high-density electrodeposition of diamond to achieve high ...
A.L.M.T. Corp.
250+ people viewing
■Product overview Capable of the world's smallest free-curve fine grooving. This is an end mill that can machine rectangular grooves with a blade w...
Sowa Kasei Co., Ltd.
150+ people viewing
Last viewed: 1 day ago
■Diamond Point Miracle Diamond uses carefully selected high-quality diamonds, so it is suitable for removing hard and fine parts, and its excellent...
Miniter Co., Ltd.
210+ people viewing
■Features - Dressing and truing of various tools. A lineup of dressers that allow you to perform molding tasks quickly and easily. ・A dresser that...
JTEKT Grinding Tools Co., Ltd.
290+ people viewing
Last viewed: 19 hours ago
■Features Stable quality is achieved with high precision, optimal adjustment and equalization of the amount of diamond wrap, and improved diamond r...
A.L.M.T. Corp.
250+ people viewing
Last viewed: 15 hours ago
■Product overview High precision and high efficiency dressing possible. The RZ type uses high-density electrodeposition of diamond to achieve high ...
A.L.M.T. Corp.
290+ people viewing
Last viewed: 12 hours ago
■Product overview The world's smallest ball-type end mill with R30μm. The extremely sharp blade allows for highly accurate three-dimensional machin...
Sowa Kasei Co., Ltd.
220+ people viewing
Last viewed: 1 day ago
Sowa Kasei Co., Ltd.
200+ people viewing
■Diamond Point Miracle Diamond uses carefully selected high-quality diamonds, so it is suitable for removing hard and fine parts, and its excellent...
Toyo Polishing Industry Co., Ltd.
210+ people viewing
■File ・A tool for manual polishing for surface processing and deburring. ・There are various types of files, and it is necessary to use the one th...
Miniter Co., Ltd.
190+ people viewing
■Features - Dressing and truing of various tools. A lineup of dressers that allow you to perform molding tasks quickly and easily. ・A dresser that...
JTEKT Grinding Tools Co., Ltd.
320+ people viewing
Last viewed: 7 hours ago
■Features The key technology is to improve diamond retention using a high-strength bonding agent, doubling the lifespan of conventional metal-bonde...
A.L.M.T. Corp.
250+ people viewing
■Product overview High precision and high efficiency dressing possible. The RZ type uses high-density electrodeposition of diamond to achieve high ...
A.L.M.T. Corp.
190+ people viewing
■Product overview A full-sized single-crystal diamond bit with a free-curved cutting edge. If you want to make a large number of grooves with a gen...
Sowa Kasei Co., Ltd.
220+ people viewing
Last viewed: 16 hours ago
Sowa Kasei Co., Ltd.
140+ people viewing
Last viewed: 18 minutes ago
■Diamond Point Miracle Diamond uses carefully selected high-quality diamonds, so it is suitable for removing hard and fine parts, and its excellent...
Miniter Co., Ltd.
180+ people viewing
■Features - Adopts solid carbide shaft. Achieved high rigidity and high accuracy (runout accuracy of 5μ or less). ・There are almost no shaft escap...
Miniter Co., Ltd.
240+ people viewing
■Features ・We have a rich lineup of abrasive belts with different materials and particle sizes. - A soft type belt specially coated with diamond a...
JTEKT Grinding Tools Co., Ltd.
260+ people viewing
■Features Diamonds are fixed using powder metallurgy. It is more durable than other types of rotary dressers, and if the accuracy or shape becomes ...
A.L.M.T. Corp.
360+ people viewing
■Product overview High precision and high efficiency dressing possible. The RZ type uses high-density electrodeposition of diamond to achieve high ...
A.L.M.T. Corp.
170+ people viewing
■Product overview Demonstrates its power in micromachining of hard and brittle materials. Processing of germanium/silicon lenses used in infrared s...
Miniter Co., Ltd.
170+ people viewing
■Features ・A precision grinding diamond bur made of ceramic powder compressed and fired at high humidity. ・Diamond abrasive grains are distribute...
Miniter Co., Ltd.
250+ people viewing
■Features ・We have a rich lineup of abrasive belts with different materials and particle sizes. ・Hard type belt specially coated with diamond abr...
JTEKT Grinding Tools Co., Ltd.
240+ people viewing
■Features Diamond grains are fixed using electroplating method. Since there is no high temperature treatment in the manufacturing process and there...
A.L.M.T. Corp.
280+ people viewing
■Product overview High precision and high efficiency dressing possible. Diamond is electrodeposited with high density to ensure high precision and ...
