The GRACO SE4F.0081 is a diaphragm pump designed for handling a wide range of fluids, including those with solids. While specific details for SE4F.0081 are limited, the SE4F series is known for its robust construction, typically featuring stainless steel and PTFE wetted parts, and is intended for use in demanding industrial, food, and personal care applications where reliable, seal-less pumping is required.