General description The 30pcs 225mm Sanding Discs are designed for long neck sanders and drywall grinders, featuring a diameter of 225mm and 6 holes for efficient dust extraction. These discs come in a variety of grits (40/60/80/120/180/240) to meet all your polishing needs, providing both rough and smooth finishes. Technical specifications Diameter: 225mm Grits: 40, 60, 80, 120, 180, 240 Backing: Thick P-class paper Material: High-quality alumina with abrasion-resistant sand Bonding system: High-strength resin Usage Suitable for both wet and dry sanding Ideal for furniture, decoration, rust removal, solid wood, flooring, and wall sanding and polishing Compatible with primer, stucco, plaster, metals, wood, thermosetting plastics, artificial stone, expanded polystyrene, and plastic concrete Other information Hook and loop design for quick and easy attachment Durable and anti-static for enhanced performance