Product Description DEWALT DW4701 4-1/2 DRY CUT DIAMOND WHL -- The DEWALT DW4701 is a great addition to your 4-to-4-1/2-inch grinders. With an advanced diamond matrix, this blade provides a longer life and improved grinder application. It’s designed for consistency, with a straight and dependable depth of cut and a greater life span by 100 times more than the industry standard. Use this blade on a variety of tough applications, including concrete, stone, granite, brick, and tile. It measures 4-1/2-inches in diameter with a 5/8-inch and 7/8-imch arbor. This grinder accessory must be used with the DW4705 4-inch or 4-1/2-inch guard with show and the DW4717 4-inch flange or DW4706 4-1/2-inch flange. From the Manufacturer DEWALT DW4701 Industrial 4-1/2-Inch Dry or Wet Cutting Continuous Rim Diamond Saw Blade with 7/8-Inch Arbor