DEWALT DW5923-Drill Bit, SDS Max Core, 3-1/2-Inch X 22-Inch, 1-PieceDEWALT One Piece Carbide Core Bits feature a low friction core for fast drilling and rugged one piece design. An alternating tooth design boosts durability and helps you center with ease. A tool free centering drill bits enables fast, easy removal. Includes 1X DEWALT Drill Bit, Sds Max Core, 3 1 2 Inch X 22 Inch, 1 Piece Features Alternating tooth design delivers increased durability and quicker centering. Tool free centering bit allows for easier