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Latest update: 30/07/2021 15:25:28


Quality first: A strong relationship of trust with our customers based on more than 45 years of experience

We excel at difficult-to-cut materials, and have technical expertise for all materials.
We have comprehensive technical expertise to perform cutting, grinding, EDM processing, and finishing all in one factory.
We have machining technology for all shapes, and we excel at 3D spiral shapes and undercuts.
Our automatic machinery makes your ideas a reality, beginning with design.
We specialize in single products and short lead times rather than mass-production items.

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Sales Pitch

Precision-machined parts, various molds, automatic machines
Manufacturing of various collet chucks and spiral parts
We handle various types of collet chucks. Various shapes are available including shrunk, expanded, brazed, round, square, and so on.
For spiral parts, we handle all processes until final polishing finish and plating finishing. We can also handle post-plating forming and grinding, along with cylindrical grinding.

For precision parts, we can handle any shape if you provide us with drawings or CAD data.
Design and manufacturing of various molds
If you have specifications, we can design and manufacture various types of molds such as die-cast, press, and so on.
We have built up more than 45 years of experience in mold manufacturing.
Design and manufacturing of automatic machines
We can design and manufacture automatic machines for electrical parts, food, and medical care related products (consultation required).
Machining of difficult-to-grind materials
Experience in machining Inconel, Hastelloy, and so on
We have the technology and equipment for machining Inconel, Hastelloy, and other high-nickel materials.

We are experienced in machining sintered tungsten and titanium materials.
We can also handle heat-treated products (high-speed steel, SKD11, SKS, SCM, SUS440C, etc.).

We can handle various heat treatments including general tempering, carburizing and quenching, induction quenching, and nitriding.
Flexible machining capabilities
For all kinds of shapes
We have a track record of machining all kinds of shapes. We have the flexibility in our machining operations to work with drawings alone, from CAD data, from design with products supplied, and so on. We also handle machining according to 3D data.



This company is recommended by the following support organizations.

Tohoku Head Office, SMRJ