The fleece is a flexible polishing wheel made of sanding grit-impregnated nylon web with a keyway. The Flex Sanding Fleece achieves effective surface finishes on stainless steel, copper, aluminum, brass, etc. The Flex 256973 is also ideal for cleaning oxidized coatings and smoothing plastic and wood. Features: * Designed for use with the Flex LP 1503 VR Sander * Sand and polish stainless steel, copper, aluminum, and brass What"s In The Box: * Flex 256973 80/100 Grit Sanding Fleece