精研工業 List of Products and Services

Seiken Industry has been dedicated to centerless grinding for over 35 years. As an industry, it is quite old, and what we do is very simple service. However, our employees find pride and passion in that simple work, and by approaching the machines with love, they produce wonderful products that are shipped out every day. In Japan, it has long been believed that polishing steel is akin to polishing the heart. Because our products are simple, we strive to create them with heartfelt dedication. We consider this to be our greatest strength. With the opening of our Chubu branch, we will not only focus on traditional grinding processes but also pour our employees' passion into providing detailed services tailored to customer needs, including centerless grinding of aluminum and copper products, as well as other processed parts. 【Business Content】 ■ Centerless grinding processing ■ Other polished round steel, etc. ■ Sales of processed products *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract