Revvstark 25 Pack Grinding Wheels 4-1/2 Inch, Grinder Wheel for General Purpose Metal & Stainless Steel, Aluminum Oxide Grinding Disc 4 1/2 for Angle Grinder, Depressed Center 4.5" * 1/4" * 7/8"

4 1/2 grinding wheels are made of a combination of high quality industrial grade aluminum oxide particles, which are strong and durable, with extreme grinding action, higher material removal rate, and unparalleled excellent performance in terms of grinding life, speed, and accuracy.

Maximum speed 13,300 RPM and 80M/S achieving high efficiency and precision grinding, ideal for cleaning, rust removal, deburring and polishing; High concentration of abrasive disc particles, stronger grinding effect with smoother operation, grinding performance is 30% higher than traditional grinder wheel.

Reinforced with double-layer fiberglass mesh, which ensures excellent safety and stability, and is not easy to break, and meets the international standards and safety requirements. With The depressed center design easy to hard-to-reach areas, and is suitable for multi-purpose grinding discs for surface, contour, edge and radius grinding.

Suitable for professional applications, lasting up to 2 times longer than traditional brands. Features near-perfect heat dissipation to minimize heat burns, greatly time saver for replacing grinding wheel. In addition, each grinding disc is supplemented with moisture-proof fiber cloth to ensure its performance is not affected by moisture and corrosion.

Our metal grinding wheel is ideal for high speed and aggressive grinding in professional metalworking, maintenance repairs and the construction industry. Ideal for grinding, cleaning, rust removal, deburring, polishing and more. Effectively used for steel, stainless steel, aluminum, copper and other metals.

• The angle grinder wheels are 4.5 inches in diameter, 1/4 inches thick, with a 7/8 inch shaft hole, compatible with most standard angle grinders, perfectly compatible with all 4-1/2 inch (115 mm) angle grinders with a 7/8 inch (22.2 mm) arbor.