The DeWalt 1-1/8″ x 16″ x 18″ Rock Carbide SDS Plus Hammer Drill Bit is designed for heavy-duty drilling in concrete, masonry, and other tough materials. Featuring a 1-1/8″ diameter, this drill bit has a usable length of 16″ and an overall length of 18″. It is equipped with a rock carbide tip for superior durability and long-lasting performance, even under high-impact conditions. The SDS Plus shank ensures secure and efficient power transmission, reducing slippage and enhancing drilling efficiency. The DW5469 is suitable for professionals and DIYers who require reliable and efficient drilling tools for their construction and renovation projects. Trust DeWalt for quality and durability in hammer drill bits.