We provide products with maximum reliability leveraging high-tech manufacturing! Established in 1963, our company is a pioneering manufacturer of stainless steel springs. We have a 50 year track record processing stainless steel and special materials including Hastelloy C, Inconel, and titanium. We are the global market share leader for automotive mechanical seal springs. Our products are used extensively around the world. Our two factories are located in the cities of Iruma and Hanno in ...