Features: 5 Inch 8 Hole Grinding Discs deliver superior dust collection efficiency with reinforced hook and loop grip, minimizing particles during heavy duty sanding operations. Engineered with rubber plastic 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. Ideal for professional contractors and workshop technicians requiring extended abrasive tasks, from metal surfaces preparation to wood refinishing projects. Maintain clean workspaces in auto body shops or carpentry studios by effectively trapping debris through optimized 8 hole airflows channels during angled grinding or materials polishing. The screw secured design ensures quick pad without special tools, while hooks prevent disc slippage during aggressive materials removal tasks. Specifications: Component: Rubber, with good wear resistance and flexibility, ensuring stability and safety during use. Diameter 123mm/4.84inch Package Includes: 2pcs Grinding Discs note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.