General description These 30pcs 225mm sanding discs are designed for long neck sanders and drywall grinders. With a diameter of 225mm and 6 holes, they cater to various polishing needs across different grit levels (40, 60, 80, 120, 180, and 240), ensuring a smooth finish. Technical specifications Diameter: 225mm Grit levels: 40, 60, 80, 120, 180, 240 Number of holes: 6 Usage Suitable for smoothing and polishing surfaces Applicable on furniture, decorations, rust removal, solid wood, floors, and wall grinding Compatible with primers, fillers, plaster, metals, wood, thermosetting plastic, artificial stones, expanded polystyrene, and plastic cement Other information Durable and anti-static design Hook and loop attachment for easy installation and removal Can be used wet and dry