Made from 40Cr hardened steel, this core bit adapter is built to resist wear while maintaining steady performance over time. Easy to use with a quick, straightforward connection process, making it a must-have for both DIYers and professionals. A secure fit provides stability during drilling, so you can work with confidence on a range of projects. Optimized drilling efficiency enhances accuracy of your drilling tasks, suitable for home and construction applications. Applications - Use with core bits to achieve precise bore holes in DIY renovations, cabinetry, or light construction tasks. - Quick, reliable bit changes on the job site to reduce downtime for carpenters, electricians, and metalworkers. - Tasks that require consistent alignment and stable drilling performance, such as pilot holes and fixture installations.