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 8
466 products - Page 8
Naniwa Polishing Industry Co., Ltd.
150+ people viewing
■Summary Naniwa Diamond Wheel's long and most popular product. For cutting a wide variety of materials
EISEN Co.Ltd.
190+ people viewing
■Eisen's original hybrid electrodeposition tool Hybrid electroplated tools are a new type of diamond tool that has been newly developed for highly ...
EISEN Co.Ltd.
220+ people viewing
Last viewed: 1 day ago
■Electrodeposition tools for crampons Electroplated tools are grinding tools in which diamond (or CBN) particles are fixed in a single layer by ele...
Naniwa Polishing Industry Co., Ltd.
140+ people viewing
■Summary Blade for bricks and blocks. A product that emphasizes sharpness.
EISEN Co.Ltd.
260+ people viewing
Last viewed: 1 day ago
■PCD/PCBN cutting tools for crampons PCD/PCBN is a material made by sintering diamond (or CBN) particles together with a metal or ceramic binder on...
EISEN Co.Ltd.
250+ people viewing
Last viewed: 18 hours ago
■Special tools for machining cemented carbide and die steel (die sack mill) Die Sac Mill is Eisen's original diamond/CBN electroplated tool that ca...
Naniwa Polishing Industry Co., Ltd.
120+ people viewing
Last viewed: 1 hour ago
■Summary High-class cutting speed and durability. ■Applications Concrete, tile, slate, plastic, FRP, marble, PVC, ceramic siding, tiles, etc.
EISEN Co.Ltd.
220+ people viewing
■PCD/PCBN cutting tools for crampons PCD/PCBN is a material made by sintering diamond (or CBN) particles together with a metal or ceramic binder on...
EISEN Co.Ltd.
240+ people viewing
Last viewed: 1 day ago
■Special tools for machining cemented carbide and die steel (die sack mill) Die Sac Mill is Eisen's original diamond/CBN electroplated tool that ca...
Naniwa Polishing Industry Co., Ltd.
260+ people viewing
Last viewed: 6 hours ago
■Summary Dual-purpose blade for cutting wet and dry asphalt surfaces and concrete. Ideal for cutting and chipping work on asphalt surfaces.
EISEN Co.Ltd.
250+ people viewing
Last viewed: 1 day ago
■PCD/PCBN cutting tools for crampons PCD/PCBN is a material made by sintering diamond (or CBN) particles together with a metal or ceramic binder on...
EISEN Co.Ltd.
270+ people viewing
Last viewed: 13 hours ago
■Special tools for machining cemented carbide and die steel (die sack mill) Die Sac Mill is Eisen's original diamond/CBN electroplated tool that ca...
Naniwa Polishing Industry Co., Ltd.
240+ people viewing
Last viewed: 1 day ago
■Summary For dry use. For concrete demolition and cutting of secondary products.
EISEN Co.Ltd.
330+ people viewing
Last viewed: 1 day ago
■PCD/PCBN cutting tools for crampons PCD/PCBN is a material made by sintering diamond (or CBN) particles together with a metal or ceramic binder on...
EISEN Co.Ltd.
210+ people viewing
Last viewed: 1 day ago
■Special tools for machining cemented carbide and die steel (die sack mill) Die Sac Mill is Eisen's original diamond/CBN electroplated tool that ca...
STJ Corporation
140+ people viewing
Last viewed: 1 day ago
■Summary ・Manufactured by Israel Strauss Co. -Since its founding in 1970, Strauss has provided high quality electroplated diamond/CBN tools from I...
EISEN Co.Ltd.
260+ people viewing
Last viewed: 1 day ago
■PCD/PCBN cutting tools for crampons PCD/PCBN is a material made by sintering diamond (or CBN) particles together with a metal or ceramic binder on...
EISEN Co.Ltd.
220+ people viewing
Last viewed: 1 day ago
■Special tools for machining cemented carbide and die steel (die sack mill) Die Sac Mill is Eisen's original diamond/CBN electroplated tool that ca...
EISEN Co.Ltd.
200+ people viewing
Last viewed: 1 day ago
■PCD/PCBN cutting tools for crampons PCD/PCBN is a material made by sintering diamond (or CBN) particles together with a metal or ceramic binder on...
EISEN Co.Ltd.
250+ people viewing
Last viewed: 1 day ago
■Special tools for machining cemented carbide and die steel (die sack mill) Die Sac Mill is Eisen's original diamond/CBN electroplated tool that ca...
EISEN Co.Ltd.
270+ people viewing
Last viewed: 9 hours ago
■Electrodeposition tools for crampons Electroplated tools are grinding tools in which diamond (or CBN) particles are fixed in a single layer by ele...
EISEN Co.Ltd.
160+ people viewing
■Special tools for machining cemented carbide and die steel (die sack mill) Die Sac Mill is Eisen's original diamond/CBN electroplated tool that ca...
EISEN Co.Ltd.
170+ people viewing
Last viewed: 1 day ago
■Single crystal diamond tools for crampons Single-crystal diamond tools are cutting tools that use diamond crystals at the cutting edge. With its n...
EISEN Co.Ltd.
210+ people viewing
Last viewed: 1 day ago
■Electrodeposition tools for crampons Electroplated tools are grinding tools in which diamond (or CBN) particles are fixed in a single layer by ele...
EISEN Co.Ltd.
230+ people viewing
■Metal bond tools for crampons A metal bond tool is a grinding tool made by sintering a mixture of copper (Cu) or tin (Sn) based metal powder and d...
