4.5 Inch Zirconia Aluminum Oxide Resin Fiber Sanding and Grinding Discs, 7/8" Arbor for Metal, Wood, Fiberglass Use with Angle Grinder

Specializing in the R&D and manufacturing of sponge sanding blocks, sandpaper, and specialized abrasive materials! We maintain ample stock for immediate shipment upon order. On-site factory inspections are welcome. We support full customization—including material, grit, shape, and backing—and offer rapid prototyping services. For any further inquiries or requirements, please feel free to contact our senior customer service team, available online 24/7.

Grits #16–36: Coarse Series—Used for grinding hard, coarse, or rough materials; ideal for leveling, shaping, and rough finishing.

Grits #40–60: Intermediate Series—Commonly used for secondary sanding; for applications with less stringent requirements, these grits can be used to achieve the final shape directly.

Grits #80–120: Fine Polishing Series—Provides a smooth, refined finish; suitable for sanding objects that demand high-quality surface standards.

• High-strength steel paper base, flexible, wear-resistant, and tear-resistant: Made with carefully selected high-quality steel paper, offering high hardness and superior wear and tear resistance! Suitable for high-intensity sanding scenarios, avoiding frequent sandpaper changes.
• Multiple specifications and styles for various sanding scenarios: Multiple abrasive options: Brown corundum (red), Zirconium corundum (blue), Orange-red (ceramic corundum); Multiple grit sizes: P16/P24/P36/P40/P60 P80/P100/P120; Multiple sizes: 4 inches/4.5 inches/5 inches
• Electrostatic sanding process: Uniform abrasive grains that adhere tightly to the substrate, ensuring sharp grinding and high sanding efficiency!