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The Pioneer of Cold Forging

Ever since its establishment in 1968, Gunma Seiko has worked consistently to establish cold forging technologies.
Of these, our aluminum cold forging processes are backed by years of technical know-how and these technologies are garnering a great deal of attention as a manufacturing process that delivers high quality with little material waste.
We invite you to explore our globally recognized cold forging technologies.

About Cold Forging
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