... 40-400 3.sizes: 200-600 Detailed Product Description 1.Aluminum Oxide 2.grit size:"40-400 3.sizes: 200-600 ... Description:The Aluminum Oxide abrasive flaps with X-flex weight backing are radially arranged ... seams. Work surfaces:Stainless steel, standard steel, alloyed steel, aluminum, nonferrous materials and alloys, plastic materials, plastic reinforced by fiber ...