Thin Cutting Wheel Thin .045" wheel design for fast burr free cutting. Proprietary aluminum oxide grain combination for aggressive cutting action. Proprietary material mix ensures durable long life wheels. 2 full sheets of fiberglass for durability and safety.
From the Manufacturer
DEWALT DW8424 4-1/2-Inch X .045-Inch X 7/8-Inch Metal/INOX Cutting Wheel