We are offering the Drum & Roller Combo in various sizes and shapes, and our magnets have wide applicability in various industries like processing industries, ceramic industries, and mining and mineral industries plastic and chemical industries. Our Drum & Roller Combo are prepared of rare earth or ceramic magnets and are aligned in certain angles that attracts the contaminants. Drum & Roller Combo offer outstanding protection from metal contamination and captured metal contaminants are pressed to the bottom of the Drum Roller Combo.