The R574 Best for Metal provides an exceptionally long lifetime when coarse sanding, deburring, removing welding seams and derusting metal surfaces. The abrasive surface is coated with high-quality zirconia alumina/semi-friable aluminium oxide grit that is robust and resistant to wear. The backing material is vulcanised rubber, providing stability for prolonged work The grit is bonded using fully synthetic resin for wear resistance in heavy-duty applications. The R574 Best for Metal is compatible with Angle Grinders and Drills