Founded in 1940, we have been devoted to designing and manufacturing industrial springs.

Since starting the business in 1940, Sasaki-Hatsujo has been devoted to manufacturing a wide range of springs from small-lot handmade ones to high-volume machined products.

With its leading edge equipment and know-how, Sasaki-Hatsujo manufactures and provides products of various types and sizes in various industrial fields, such as oil filers for heavy machinery, cargo handling equipment, hydraulic machinery, automobile, railroad cars, and electrical equipment.

Our engineering experience combined with leading-edge technology assures highly reliable, quality products. We always make our best effort to meet individual customers' demands.

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