We are a pioneer in the industrial chain business. Our company began manufacturing industrial cast chains in 1911 as Tobata Foundry Co. in Japan. The industrial chain business was the foundation on which the company was built and when we added our building solutions business in 1987. SENQCIA In 1987 we introduced the first premium line of fully solid bushing-solid roller (SBR) industrial roller chain products. Roller Chains SBR chains are the highest rated roller chains in the world. Engineering Class Chains We offer a large variety of engineering class chains for heavy duty power transmission and conveying applications. Many of these chains are made-to-order from special materials or attachments to suit the customers specific application. Environmental Products MAXCO is a leading manufacturer of SAV stainless, plastic, cast and welded steel collector chains; stainless or plastic drive chains; and a complete array of components including flights, wear shoes, static sleeve bearings and more.