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This section provides an overview for end mill grinders as well as their applications and principles. Also, please take a look at the list of 6 end mill grinder manufacturers and their company rankings. Here are the top-ranked end mill grinder companies as of December, 2024: 1.Rush Machinery, Inc., 2.Star Cutter Company, 3.Cuttermasters.
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Categories Related to End Mill Grinders
An end mill grinder is a specialized machine designed for grinding end mills, which are crucial cutting tools used in machining operations. These tools feature a spiral cutting edge and are capable of performing various machining tasks, including drilling and face machining. End mills come in various blade counts, typically ranging from 2 to 4, but can have more.
End mill grinders refurbish and sharpen end mills to extend their life and enhance their cutting efficiency. These machines can accommodate various end mill shapes, streamlining the grinding process to achieve high-precision edges. Commonly found in factories and machine shops, end mill grinders can grind not only the cutting edges but also the side and peripheral edges of the mills, with limitations to preserve cutting accuracy.
The grinding process involves a grinding wheel that contacts the end mill vertically, allowing for rotational grinding. Modern end mill grinders feature automatic grinding units that adjust the movement and angle of the grinding wheel based on the end mill's cutting-edge shape. They often include cooling devices to manage heat generation during grinding. Regular maintenance is essential to replace worn grinding wheels and adjust the grinder for optimal performance.
While specific grinders are often dedicated to a particular type of end mill, versatile, multifunctional machines equipped with the right attachments can handle various end mill types. Each end mill type has unique grinding requirements:
Chamfers the cutting edge to restore sharpness, with a focus on maintaining a precise grinding angle to prevent rounding of the cutting edge.
Requires specialized equipment to round the cutting edge and form a spherical surface, necessitating advanced grinding techniques for complex angles.
Chamfers the cutting edge and grinds the side cutting edges, adjusting the grinding angle to the cutting depth for effective rough machining.
Similar to ball end mills, these grinders create a curved surface on the cutting edge, demanding specialized equipment and advanced grinding techniques.
*Including some distributors, etc.
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Star Cutter Company was founded in 1927 and is headquartered in Farmington Hills, Michigan. The company is an ISO 9001:2015 certified manufacturer of tool grinders, and precision cutting tools, and a provider of tool services. The company’s tool grinding machines include the small-footprint NXT Tool Grinder and the scalable UTG Series Broach Grinder. The company’s precision cutting tools include bits, blanks, and preforms. The company also offers tool services including round tool reconditioning, gear tool resharpening, and tool engineering services. Tool engineering includes the design and manufacture of all aspects of tools from materials to size to coating.
Cuttermasters is a designer and manufacturer of tool and cutter grinding machines established in 2020 and located in Ottawa, Ontario, Canada. The company offers drill point grinders for precision drill sharpening applications, tradesman DC bench grinders for tool modification or welding, and grinding wheels for tips or edges of various diameters. It also offers end mill and tool grinders, as well as filter fans for maintaining clean air in the workspace. The company’s products are mainly used in the manufacture and repair of manual as well as automatic cutting or grinding tools.
Peiping Precision Enterprise Co. Ltd. is a manufacturer of cutter grinders and tool grinders established in 1980 and located in Taichung Industrial Park, Taiwan. The company’s product lineup includes portable drill and end mill grinders for sharpening drill bits or end mills, and universal cutter grinders as well as tool grinders for standard grinding applications. It also offers spindle polishing machines for tool holders or spindles, and polycrystalline cubic boron nitride (PCBN) diamond tool grinders for shaping PCBN tools. The company mainly serves clients in the industrial manufacturing sector.
Rush Machinery, Inc., established in 1983, is a manufacturer of production and support machinery for companies that work with carbide and other hard materials and use diamond and CBN wheels. The machinery includes balancing systems, wheel truing & dressing machines, cut-off machines, drill & tool grinders, and drill grinding fixtures used in oil & gas, manufacturing, automotive, construction, and transportation industries. The company in Rushville, NY, USA, offers support for the machines by doing wheel replacements and complete machine rebuilds to keep the machine running smoothly.
Thorvie International LLC, established in 1977 and based in Waukesha, Wisconsin, is a manufacturer and supplier specializing in custom saw sharpening equipment and grinding machines. The company’s product portfolio includes the Thorvie AV-40 Sharpening System, automatic slicer cutter grinders, and AV-60 custom side grinders. These products are used in various applications, including woodworking, metalworking, and forestry and landscaping. The company offers services including technical support, secure online payment options verified by SSL site seals, ensuring customer transactions are safe and protected, and training on the use of its products.
BIC TOOL, a company founded in 1980 and headquartered in Tottori, Japan, is a manufacturer and supplier of automotive maintenance equipment and industrial equipment. The company's product portfolio includes drill sharpeners, end mill grinding machines, and high-tension steel plate correspondence re-sharpening machines. These products are used in various applications, including industrial manufacturing, automotive maintenance and repair, and paint and coating processes. The company possesses both ISO 9001:2008 and ISO 13485:2003 certificates for its quality management systems.
Ranking as of December 2024
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | Rush Machinery, Inc. |
26.3%
|
| 2 | Star Cutter Company |
26.3%
|
| 3 | Cuttermasters |
15.8%
|
| 4 | Thorvie International LLC |
10.5%
|
| 5 | PEIPING PRECISION ENTERPRISE CO., LTD. |
10.5%
|
| 6 | BIC TOOL |
10.5%
|
Derivation Method
The ranking is calculated based on the click share within the end mill grinder page as of December 2024. 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 | 100.0% |
10 products found
10 products
BIC TOOL
210+ people viewing
Last viewed: 31 minutes ago
■Features ・Long-selling products ・Conical polishing possible ・The tip angle can be adjusted from 90° to 140°. ・Carbide grindstone option available
Iida Iron Works Co., Ltd.
50+ people viewing
Last viewed: 1 day ago
■Features ・Designed for easier grinding as a grinder exclusively for end mills. -Can grind the second corner of the cutting edge of a ball end mil...
BIC TOOL
230+ people viewing
Last viewed: 29 minutes ago
■Features ・Really easy to sharpen ・Won the Good Design Award ・Only the bottom blade will be polished ・When using, please use a dust collector (...
Iida Iron Works Co., Ltd.
30+ people viewing
Last viewed: 1 day ago
■Features - End mill outer circumference 2nd and 3rd corners, bottom edge 2nd and 3rd corners (2, 3, 4, and 6 blades) can be ground. ・Can grind th...
Iida Iron Works Co., Ltd.
30+ people viewing
Last viewed: 18 hours ago
■Features - End mill outer circumference 2nd and 3rd corners, bottom edge 2nd and 3rd corners (2, 3, 4, and 6 blades) can be ground. ・Can grind th...
Iida Iron Works Co., Ltd.
30+ people viewing
Last viewed: 3 hours ago
■Summary - Possible to grind the 2nd and 3rd corners of the end mill outer circumference. End mill bottom blade 2nd corner (2, 3, 4, 6 blades) can ...
Iida Iron Works Co., Ltd.
30+ people viewing
■Summary - The 2nd and 3rd corners of the end mill's outer circumference can be ground. - The 2nd and 3rd corners of the bottom blade and the groov...
Saiyasu Co., Ltd.
40+ people viewing
Last viewed: 7 hours ago
End mill polishing machine ideal for re-sharpening the bottom blade of 2-flute, 3-blade, and 4-blade square end mills.
Gnet Co., Ltd.
110+ people viewing
Last viewed: 7 hours ago
You can sharpen your drill/end mill by yourself. ■This is the point With this one machine, you can polish the bottom blade of an end mill and poli...
Gnet Co., Ltd.
120+ people viewing
Last viewed: 1 hour ago
You can sharpen your drill/end mill by yourself. ■This is the point With this one machine, you can polish the bottom blade of an end mill and poli...
