Wolfpack stone disc. -Measurements:- > disc diameter 230 mm.->inner ring diameter 22 mm.->disc thickness 3.2mm -Internal structure of fiberglass meshes for greater resistance and durability. -Thicker internal ring for better attachment to the machine. -The best quality raw materials for professional and long-lasting use. -Product of maximum quality and reliability. -Article also known as: abrasive cutting discs.