Open web construction for final finishing. Convolutely wound on a core. Soft, conformable, flexible 2 density. Abrasive mineral: coarse grade silicon carbide. Best conformability. Produces uniform grain finishes on stainless steel. Center hole diameter: 1". Color: gray. Converted form: wheel. Diameter: 6". Equipment - machines: bench motors, inline sanders. Grade: medium. Maximun rpm: 6000. Position: better. Width: 2".