Sumitomo Electric Carbide Inc.

1001 Business Ctr.
Mt. Prospect, IL 60056 US



Sumitomo Electric Carbide is a world leader in the research, development and production of tools for metal cutting industries. Our offering of systems and materials are as varied as your needs.

TURNING/BORING SYSTEMS - Improve surface finishes and productivity using products from our wide range of turning and boring systems. Our ever-evolving line features the ingenuity and rigidity to handle your most demanding application requirements.

A Message from Sumitomo Electric Carbide Inc.

Company Profile

For over 35 years, we've made it our mission to design and produce exceptionally innovative and advanced cutting tool solutions.


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 Modern Machine Shop

Sumitomo Electric Carbide AC5000S

Cutting Tools Developed to Machine Heat-Resistant Alloys
Eastec 2019: The AC5000S series of cutting tools, developed by Sumitomo, is designed to aid turning for exotic alloys.

Sumitomo will display its AC4010K and AC4015K turning grades at IMTS 2018.

Turning Grades for Cast Iron Feature Peeling Resistance
IMTS 2018: Sumitomo Electric Carbide Inc.’s AC4010K and AC4015K series of cast iron turning grades are designed to improve resistance to peeling and wear.

Makino D200Z five-axis machine

Machining Technology Spotted at Amerimold 2018
Amerimold presents a range of mold production equipment, strategies and best practices. Here is some of the mold machining technology displayed at this year’s event, ranging from automation to CAD/CAM.

Sumitomo AC8000P steel-turning grades

Turning Grades Reduce Tooling Costs in Steel Applications
Sumitomo Electric Carbide has released the AC8000P series of grades for steel turning.

Sumitomo Turning Grades

High-Adhesion Turning Grades Improve Peeling Resistance
Sumitomo Electric Carbide is releasing the AC4010K and AC4015K turning grades for cast iron designed to promote longer, stable tool life.

hard turning a workpiece

Establishing an Effective Hard-Turning Process
In devising its hard-turning strategy, this die/mold shop has been able to speed the production of its new deep-draw round tooling offerings by turning them instead of grinding them after heat treating.

Sumitomo AC1030U

Coating on Turning-Grade Inserts Resists Adhesion, Microchipping
Westec 2017: Sumitomo will showcase its line of AC1030U turning grade inserts for precision machining, which are available in many geometries, including the company’s GND grooving line.

Sumitomo Electric Carbide TSX

Tangential Milling Cutter Enables Increased Depths of Cut
Sumitomo Electric Carbide’s TSX-series tangential milling cutter is designed for stable, efficient shoulder milling at high feed rates.

Swiss Turning Inserts
PMTS 2017: The MESI Chipbreaker from Sumitomo Electric Carbide Inc. is designed for Swiss turning and small parts machining, particularly in medical and other high precision applications.

Sumitomo Electric Carbide SMD

Replaceable Drill Head Supports Deep Hole Making at Lower Cost
Sumitomo Electric Carbide expands its SMD replaceable drill head line to include 12×D drills.

Sumitomo DFC

Double-Sided Milling Cutter Achieves Long-Term Accuracy, High Efficiency
Sumitomo Electric Carbide’s DFC double-sided 90-degree milling cutter features a six-edge insert designed to ensure long-term, stable cutting and high-efficiency machining with high feed rates.

Turning Grades Bring Wear Resistance to Stainless Steel Machining
Sumitomo Electric Carbide offers its AC6030M and AC6040M turning grades for machining stainless steels.

Sumitomo Electric Carbide turning grades

Turning Grades Resist Fracture
The AC6030M and AC6040M turning grades from Sumitomo Electric Carbide feature the company’s Absotech coating to improve resistance to wear, adhesion and fracture, and extend tool life.

Chipbreaker for Small Tool Turning
Sumitomo Electric Carbide Inc. has expanded its tooling offering for precision machining applications. 

Sumitomo MESI chipbreaker

Chipbreaker Designed for Swiss Turning
Sumitomo Electric Carbide offers its MESI Chipbreaker for Swiss turning and small-parts machining, including medical applications.

Sumitomo PWS sholder-milling cutting series

Shoulder Milling Series for Steels, Cast Iron
Sumitomo Electric Carbide’s PWS shoulder-milling cutting series handles a variety of materials, including steels, stainless steels and cast irons.

Sumitomo BN7500 CBN grade

Grade Promotes Precision in Powdered Metal Machining
Sumitomo Electric Carbide’s uncoated BN7500 CBN grade is designed for high-precision, high-efficiency machining of powdered metal in industries such as automotive and agriculture.

Sumitomo Opens Engineering Center
The company has strengthened its commitment to North American customers.

Sumitomo DNX face mills

Face Mill for Iron and Steel Applications
Featuring a lowered cutting force and V-shaped insert edge, the DNX 25-degree face mill from Sumitomo provides decreased vibration and increased stability during machining.

Sumitomo DNX face mill

Face Mill for Iron and Steel Applications
Sumitomo’s DNX 25-degree face mill for iron and steel applications features a lowered cutting force and V-shaped insert edge.

Sumitomo MESI chipbreaker

Chipbreaker for Medical Machining Applications
Sumitomo's Mesi chipbreaker for Swiss and medical part machining features a high-precision cutting edge.

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