This Milwaukee drill bit is the perfect addition to your power tools. With a bit diameter of 3-1/8 inches, it is ideal for masonary core drilling. The SDS-Plus system ensures a secure grip and maximum torque transfer. Made of high-quality steel, this drill bit is built to last. Its 18-inch length makes it easy to handle and maneuver. Whether you're a professional contractor or a DIY enthusiast, this Milwaukee drill bit is a must-have for any drilling job.