High-Quality Blades - The blades are made of hardened high-speed steel, sharp, smooth-moving, powerful, and durable, with a very smooth surface. Handheld Deburring Tool Convenience - This handy little deburring tool fits comfortably in your hand. The 360-degree rotating blade allows for easy and neat deburring, cleanly and quickly breaking the edge. Internal Storage Design - The tool's drill bit can be opened to store spare blades. You can replace blades anytime, saving time and money. Wide Application - This deburring tool is suitable for deburring 3D-printed plastic parts. Perfect for the surface of copper, metal, steel, pipes, and wood. It can be used for home use, plumbing applications, or as a machine tool in the workshop. Deburring Tool Includes - 1 plastic deburring handle with blades and 10 spare blades. Blade size: 47mm*3.2mm (total length*diameter); Handle size: 125mm * 22mm (length * diameter).