CGW Abrasives 35622 Depressed Center Grinding Wheel – 4-1/2" x 1/4" x 7/8", Type 27, 24 Grit Aluminum Oxide (Pack of 25) Optimize your metal grinding tasks with the CGW Abrasives 35622 Depressed Center Wheel. Designed for high-performance stock removal, this 4-1/2-inch Type 27 grinding wheel features a durable aluminum oxide abrasive and extra-coarse 24 grit for aggressive grinding on a variety of metals. Ideal for use with right angle grinders (air or electric), it’s perfectly suited for industrial grinding applications on iron, steel, low-grade steel, and other ferrous metals. Key Features: Type 27 Depressed Center Design – Enhances grinding access and performance in tight or curved spaces. Premium Aluminum Oxide Abrasive – Delivers fast material removal and long-lasting durability. 24 Grit / Extra Coarse – Ideal for heavy-duty stock removal applications. N Bond Construction – Optimized for rapid grinding and extended wheel life. Compatible Tools – Works with air and electric angle grinders. Recommended Applications: Metal grinding Surface preparation Heavy material removal Suitable For Use On: Iron Low-grade steel Ferrous metals Structural steel Specifications: Attribute Detail Brand CGW Abrasives Wheel Type Type 27 (Depressed Center) Diameter 4-1/2 inches Thickness 1/4 inch (0.25") Center Hole Diameter 7/8 inch Grit 24 (Extra Coarse) Abrasive Material Aluminum Oxide Max RPM 13,300 Weight per Wheel 0.34 lbs Tool Compatibility Right Angle Grinders (Air & Electric) Package Quantity 25 wheels per box Sold in packages of 25. Ideal for bulk usage in industrial settings, fabrication shops, or heavy-duty maintenance environments.