2-in-1 Hexagonal Shank Brazing Dry Drilling Specialized Hole OpenerFEATURES DUAL USE GRINDING & DRILLING: Engineered for versatility, this tool combines grinding and drilling functions in one compact design. Perfect for craftsmen and DIY enthusiasts, it eliminates the need for multiple tools, saving time and effort. The sharp, precision cut edges ensure clean, efficient material removal on every use. DRY HIT CAPABILITY, NO WATER NEEDED: Unlike conventional drilling tools, this opener operates without water injection,