Sumitomo Electric Carbide Inc.

1001 Business Ctr.
Mt. Prospect , IL 60056 US


Company Profile

For over 35 years, we've made it our mission to design and produce exceptionally innovative and advanced cutting tool solutions. Our aggressive R&D and engineering and design ingenuity give you more choices in turning systems, drilling systems, milling systems and inserts, including PCBN and PCD coated versions. Every Sumitomo solution is painstakingly developed to meet your need for higher productivity and precision.

A Message from Sumitomo Electric Carbide Inc.


Sumitomo Electric Carbide is a world leader in the research, development and production of tools for metal cutting industries.


MILLING SYSTEMS  - Solid carbide end mills are ideal for machining most steels and hard-to-cut materials such as Inconel® stainless steels, titanium alloys and tool and die steels.


PCBN and PCD GRADES  - Through advanced metallurgy research, Sumitomo provides a wide variety of polycrystalline cubic boron nitrides (PCBN) and polycrystalline diamonds (PCD) that contribute to the advancement of technology and cutting tool performance.

As Seen In Production Machining

Berkshire Hathaway Acquires 5% Passive Stake in Five Leading Japanese Trading Companies
The companies include Itochu, Marubeni, Mitsubishi, Mitsui and Sumitomo.

Sumitomo Electric Carbide Joins OMIC R&D
The Japanese carbide manufacturer is the 30th company to join the Oregon Manufacturing Innovation Center Research and Development. 

Turning grades

AC4000K Turning Grades Provide Double the Wear Resistance
Sumitomo Electric Carbide Inc.’s AC4010K and AC4015K series turning grades for cast iron feature technologies that result in a long and stable tool life and crystal orientation control technology that provides double the wear resistance during high-speed machining.

Small parts machining grades

AC1030U Grade Features Absotech Bronze PVD Coating
Sumitomo Electric Carbide Inc.’s AC1030U high precision small parts machining grade provides resistance against adhesion and microchipping for surface finishes.

Tangential milling cutter

TSX Series Tangential Milling Cutter Handles High Feed Rates
Sumitomo Electric Carbide Inc.’s TSX series tangential milling cutter is designed for efficient shoulder milling and is engineered with a tough and sharp cutting edge for stable, highly efficient machining at high feed rates. 

Kennametal and Sumitomo Electric Agree
These two signed a licensing agreement under which Sumitomo Electric will provide and support Kennametal’s KM4X spindle solution to its customers globally.

Things are Hot in Japan
Your intrepid reporter just returned from a 2-week romp around Japan, meeting with some of that country’s premier metalworking companies.

Product Categories of Sumitomo Electric Carbide Inc.

Boring Tools for Turning Machines
Collets for Toolholding
Cut-Off Tools/Attachments
Drill Chucks
Drilling Heads/Attachments
End Mills
Grooving Tools
Inserts, Indexable (Carbide, etc.) & Tool Inserts
Milling Cutters
Milling Heads/Attachments
Threading Tools
Tooling Systems, Modular and/or Quick-Change

Trade Names