This Misc. Countersink/Deburring Bit is a must-have for any DIYer’s toolbox. It’s designed to quickly and easily countersink and deburr holes in a variety of materials, including wood, plastic, and metal. The bit is constructed of high-quality steel for long-lasting performance and features a hex shank for easy attachment to your drill. This versatile tool is perfect for any home repair or improvement project.