長曽鉄工所 Company Profile

A small part produces great power.

Nagaso Iron Works Co., Ltd. is a company that specializes in the manufacturing of precision components for hydraulic equipment, such as hydraulic parts and machine tools. Among the most advanced precision components, we rank and assemble inner and outer diameters to the micron level, actively challenging products that require advanced technology, and constantly striving for technological improvement. The exceptional technical skills behind each of our high-precision, high-quality products, leveraging our accumulated know-how, have garnered trust in various fields.