Joysun Combi interleaved satin finish drums are manufactured with an abrasive exterior made up of non-woven flaps with high quality refined alumina oxide grain. They feature a built-in plastic core with a keyhole for rapid changeover. The interleaved linear satin finish wheels are used to produce satin finishes onto a wide variety of different surfaces for various jobs. They minimize thermal load, which significantly increases speed and effectiveness for a fast job done right. They are recommended for jobs on large flat surfaces of stainless steel, high tensile alloys, carbon steel, aluminum alloy, non-ferrous metals, glass, plastic, marble and stone.