10Pc 4 1/2 inch Shaft 7/8 Grinding Flap Disc 80 Grit，Zirconia Abrasive，efficient Grinding，wear-Resistant and Durable， Angle Grinder Sanding Disc for Metal, Wood, Stainless Steel Finishing (4.5in-80#)

10 Pc 4 1/2 inch Shaft 7/8 Grinding Flap Disc 80 Grit，Zirconia Abrasive，efficient Grinding，wear-Resistant and Durable， Angle Grinder Sanding Disc for Metal, Wood, Stainless Steel Finishing (4.5in-80#)

• Efficient polishing: Suitable for surface treatment of various materials such as metal, wood, plastic, etc., it can quickly remove burrs, oxide layers, and old paint, improving work efficiency.
• PREMIUM QUALiTY:These flat sliced back discs, also known as cutting back discs, measure 4 1/2 inches in size and are made of industrial-grade high-quality zirconia abrasives, featuring high strength, good durability, and excellent surface finish.
• Good heat dissipation: The unique louver design enhances heat dissipation, prevents overheating, extends tool life, and reduces material burning.
• The grinding wheels 4 1/2 inch combines the resin fiber construction with the fiberglass backing plate, absorbing vibrationswithout smearing and helping the grinding wheel more stable and efficient during usage.
• The flapper grinding discs for angle grinder features a 4 1/2 inch diameter and 7/8" arbor size, making the grinder wheel compatible with most angle grinders with a speed up to 13300 RPM. Ideal for aggressive grinding on metal, rubber, wood, plastic, and fiberglass materials.