Library
Browse a variety of resources we offer, including SumiTool TODAY and Technical Reviews.
SumiTool TODAY
Read SumiTool TODAY, our publication featuring useful content for manufacturing sites.
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【Development Story】
Coated Carbide Grade for Small Product Turning AC1135U
Achieving Outstanding Long Tool Life in the Machining of Precision Parts, Including Stainless Steel
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【Development Story】
Indexable Insert type Drill
SumiDrill GDX seriesAchieving stable deep hole drilling with one of the longest processing lengths in the world! Reducing processing costs and improving productivity.
TECHNICAL REVIEW
A collection of technical papers explaining our technologies is available here.
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New Optical Element “Adjust-Shaper” for Achieving Dual Beam Generation to Improve Laser Welding Quality
October 2025
Laser welding is increasingly used across various industries, especially in the automotive sector,
due to rising demands for vehicle weight reduction and electrification.
It is known that improvements in processing quality, such as reduced spatter, can be achieved by irradiating metal materials with a dual beam consisting of a center beam and a ring beam. …
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Next-Generation Cemented Carbide for Machining Difficult-to-Cut Materials
April 2025
High-strength materials like titanium alloys and heat-resistant alloys are difficult-to-cut materials.
They are used in industries such as aerospace and medical sectors, where the demand for high-quality processing and efficiency is increasing.
For these demands, we have developed next-generation ultrafine-grained cemented carbide for difficult-to-cut materials. …
