Schaeffer Manufacturing Co.

Schaeffer Manufacturing Co., also known as Schaeffer’s Specialized Lubricants, is a St. Louis-based U.S. manufacturer of lubricants and related maintenance products. Its offerings include engine oils, hydraulic and gear fluids, greases, metalworking fluids, and fuel additives for automotive, fleet, agricultural, construction, and industrial applications. The company sells through distributors and provides product information and technical assistance to help customers select products for their equipment and operating conditions.