3" x 4" Core Body for DeWalt® 2 Piece Core Bits SDS Max Shank Type , Overall Length: 4"

These DEWALT 2-Piece Core Bits are carbide-tipped to provide maximum durability when drilling into tough materials. The center bit is replaceable for maximizing the life of the tool, and there are a variety of lengths and diameters available in both SDS Max and Spline.