Features: Versatile Tool: This deburring and chamfering tool is designed to effectively remove burrs fit various types of electric drills making it suitable for a wide range of applications. High Strength and Hardness: Made with high-quality materials this tool exhibits exceptional strength and hardness ensuring durability and longevity even under heavy use. Easy Burr Removal: With its simple operation this tool allows for quick and efficient removal of burrs from steel copper brass and aluminum saving you time and effort. External Chamfering: In addition to deburring this tool also performs external chamfering providing a smooth and clean finish on the edges of drilled holes for enhanced aesthetics and functionality. Wide Material Compatibility: Whether you're working with steel copper brass or aluminum this tool is designed to effectively remove burrs from various materials providing versatility in your projects. Specifications: Material:Carbon steel Chamfer Diameter Range: 3-20mm includes: 1 * Burr Removing Tool "