DeWalt DW5538 1/2 x 8 x 10-1/2 Solid Rock Carbide SDS-Plus Bit, 4 Cutter

Using the DeWalt DW5538 drill bit is easy. First, make sure your drill is compatible with SDS-Plus bits. Insert the bit firmly into the drill chuck until it locks in place. When drilling, apply steady pressure but don't push too hard as the bit is designed to cut through solid rock efficiently on its own. For best results, keep the drill perpendicular to the surface. As for maintenance, after each use, clean the bit with a brush to remove any debris. Store it in a dry place to prevent rusting. Avoid using the bit on materials it's not designed for, as this can damage the bit and reduce its lifespan. Also, check the bit regularly for signs of wear and replace it when necessary.