Chains work to support the high speed, high revolution operations of automobile, motorcycle, ship and other engines, and operate as vital components in all kinds of industrial machinery. From giant unloaders to the smallest of medical devices, from the industrial sector to our everyday lives, chains provide peace of mind and safety for us from industry to our everyday lives. And the chains that are known throughout the world are chains that are Made In Japan. We take pride in the carefully selected materials, the machining and heat treatment technologies cultivated and perfected over many years, and our outstanding production and quality control systems.     What it takes to make a roller chain.(Click here to enlarge.)