Ideal for professional contractors and workshop technicians requiring extended abrasive tasks, from metal surfaces preparation to wood refinishing projects Engineered with rubber composite construction, these replacement pad feature vibrations dampening layers and double 8 hole / 4 screw hole patterns ( 1-1 / 8 " center spacing) for universally compatibility with 5 " grinders Maintain clean workspaces in auto body shops or carpentry studios by effectively trapping debris through 8 hole airflows channels during angled grinding or materials polishing The screw secured design ensures quick pad without special tools, while hooks disc slippage during aggressive materials removal tasks 5 Inch 8 Hole Grinding Discs deliver superior collection efficiency with reinforced hook and loop grip, minimizing particles during heavy duty sanding operations, Manufacturer: Kaeltsyn