株式会社共和工業所 · KYOWAKOGYOSYO CO.,LTD.

KYOWAKOGYOSYO CO.,LTD. is a Japan-based company mainly engaged in the manufacture and sale of bolts for construction machinery. The Company manufactures hexagon bolts, hexagon socket head bolts and special bolts, and sells products to the industries of construction machinery, automobile related and industrial machinery. It has four departments. The construction machinery division manufactures hexagon bolts, shoe bolts and nuts, hexagon socket head bolts, flathead bolts, special bolts, and swing machinery shafts. The automobile-related department manufactures forged products, including transmission input shafts, continuously variable transmission shafts, hollow parts, pinion shafts. The industrial machinery division manufactures JIS standard (JIS B 1180) hexagon bolts and JIS standard (JIS B 1176) hexagon socket head bolts. The other division manufactures special bolts for internal combustion engines of ships and generators, and for large scale buildings such as gymnasiums and stadiums. Employees 294 Sector Industrial Machinery & Equipment