Based in St. Louis, Missouri, Schaeffer Manufacturing Company is a family-owned and operated business that has been engineering high-quality lubricants since 1839. The company specializes in developing high-quality lubricants and additives for vehicles used in the mining, construction, trucking, marine, racing and agriculture industries, as well as specialized lubricants and metalworking fluids for all types of machinery and equipment. With more than 300 fully formulated products, we can satisfy the lubrication needs of a wide variety of industries. Our philosophy: to provide advanced lubricants for improved performance, reliability, economy and – ultimately – profitability.